The Martin Audio DX4.0 is a professional Dante audio processor, loudspeaker controller and system matrix designed for advanced installed and live sound systems. With four input channels and eight output channels, it provides flexible signal routing, high-quality DSP and comprehensive loudspeaker management in a compact 1U rackmount format. Supporting analogue, AES3 and Dante digital audio, the DX4.0 is well suited to modern AV systems where flexible connectivity and networked audio integration are required. Four analogue/AES3 inputs and eight analogue/AES3 outputs are provided on XLR connectors, while Dante networking allows digital audio distribution using primary and secondary RJ45 ports. The unit can also convert analogue or AES audio to Dante, making it a practical interface between traditional audio infrastructure and networked system designs. The DX4.0 uses high-performance 96kHz DSP to provide detailed loudspeaker control and system optimisation. Processing includes EQ, delay, crossover filtering, all-pass filters and a sophisticated limiter suite with peak, RMS, excursion and multiband limiting. This allows the controller to provide accurate system tuning while helping protect connected loudspeakers during operation. Remote control and monitoring are handled over Ethernet using Martin Audio’s VU-NET software, with a front panel interface also provided for local operation. This makes the DX4.0 suitable for fixed installations, touring systems, front-of-house matrix duties, Dante feeds to iKON amplifiers and more complex Martin Audio system deployments. The processor is particularly useful where a system requires more flexibility than a smaller 2-in / 4-out or 2-in / 6-out controller can provide. Typical applications include multi-zone commercial audio, theatre systems, performance venues, hospitality installations, houses of worship, live sound racks and systems using Martin Audio O-Line, U-Hub or iKON amplifier infrastructure. Housed in a 1U rackmount chassis, the Martin Audio DX4.0 measures 482mm x 44mm x 184mm and weighs 2.7kg. It provides a powerful and compact control solution for professional audio systems requiring Dante connectivity, matrix routing, advanced DSP and reliable loudspeaker protection.

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The Martin Audio DX0.6 is a compact 2-input, 6-output audio processor and loudspeaker management system designed for professional installed and portable sound systems. It provides flexible routing, EQ, delay, crossover control and loudspeaker protection in a 1U rackmount format, making it well suited to Martin Audio ADORN, CDD and BlacklineX systems as well as other commercial audio applications requiring precise system control. With two balanced XLR inputs and six balanced XLR outputs, the DX0.6 offers fully assignable matrix routing from either input to any output. This makes it suitable for stereo systems with subwoofers, multi-zone layouts, bi-amped configurations, fill speakers, delays and more complex installed sound systems where a 2-in / 4-out processor does not provide enough output flexibility. The DX0.6 includes a comprehensive set of DSP tools for tuning and protection. Input processing includes gain, polarity invert, noise gate, up to 600ms delay and 10-band parametric EQ. Each output includes gain, polarity invert, up to 200ms delay, high-pass and low-pass crossover filters, 8-band parametric EQ, program limiting and peak limiting. This gives installers and engineers the control required to align loudspeakers, integrate subwoofers, manage room response and protect the system from excessive drive levels. Front panel controls, one-touch mute buttons and an LCD display provide direct access to core functions, while USB, Ethernet and RS485 connectivity allow more advanced configuration from a connected computer or networked control system. The DX0.6 also includes 32 user memory locations, making it easy to store and recall system setups for different rooms, venue configurations or event requirements. A useful feature of the DX0.6 is its Martin Audio output channel preset import function, allowing compatible loudspeaker settings to be loaded quickly when configuring a system. This helps streamline setup and supports consistent performance when working across different Martin Audio product ranges. The Martin Audio DX0.6 is a strong choice for venues, installers, AV integrators and hire companies requiring a professional loudspeaker processor with additional output flexibility. Its 2-in / 6-out format, 96kHz processing, network control and comprehensive protection tools make it a practical solution for small to medium audio systems where accurate loudspeaker management is essential.

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The Martin Audio DX0.4 is a compact 2-input, 4-output network system controller designed for professional loudspeaker management in both installed and portable audio systems. It is well suited to Martin Audio ADORN, CDD and BlacklineX systems, as well as other applications where flexible routing, EQ, delay and loudspeaker protection are required from a cost-effective 1U processor. With two balanced XLR inputs and four balanced XLR outputs, the DX0.4 provides fully assignable matrix routing, allowing both inputs to be routed to any output with attenuation available at each routing point. This makes it suitable for stereo systems, subwoofer integration, multi-zone audio, small venue sound systems and compact commercial installations requiring precise control over signal distribution. Comprehensive DSP tools are included for system tuning and protection. Input processing includes gain, polarity invert, up to 600ms delay, 10-band parametric EQ and noise gate functionality. Each output includes gain, polarity invert, up to 200ms delay, high-pass and low-pass crossover filters, 8-band parametric EQ, program limiting and peak limiting. This gives installers and engineers the tools required to optimise loudspeaker response, align subs and tops, manage room behaviour and protect the system from excessive drive levels. The DX0.4 is designed for straightforward setup and day-to-day operation. The front panel includes an LCD display, intuitive menu controls, one-touch mute buttons and 6-segment LED metering for inputs, outputs and limiter activity. A front panel USB port allows direct PC connection, while Ethernet and RS485 networking support larger systems where multiple processors may need to be controlled. A useful feature of the DX0.4 is the ability to import Martin Audio output channel presets, helping speed up configuration when working with compatible Martin Audio loudspeakers. The unit also provides 32 user memory locations, allowing system configurations to be stored and recalled for different venue layouts, event formats or installation requirements. Housed in a compact 1U rackmount chassis, the Martin Audio DX0.4 is a practical solution for venues, installers, hire companies and AV professionals requiring reliable loudspeaker control in a space-efficient format. Its combination of 96kHz DSP, flexible routing, system protection and network control makes it a strong choice for small to medium audio systems where professional signal management is essential.

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The Martin Audio WHEELKIT is a set of four 4” swivel castors supplied with the required fixings for selected Martin Audio SX and BlacklineX subwoofers. Designed to improve mobility and day-to-day handling, the kit is a practical accessory for venues, hire stock, production companies and AV teams that regularly move larger subwoofer cabinets. Each kit includes four HAC010 swivel castors, M8 x 30mm hex head screws, flat washers and spring washers for fitting to compatible cabinets. Suitable for selected SX and BlacklineX models, the WHEELKIT helps make transport, storage and deployment easier while retaining a professional, purpose-matched accessory solution for Martin Audio subwoofers.

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The Martin Audio SXH218 is a high-performance dual 18” passive subwoofer designed for demanding professional sound systems where maximum low frequency output, strong projection and excellent bass impact are required. Using Martin Audio’s Hybrid horn/reflex loading, the SXH218 combines the efficiency and punch of horn-loaded bass with the low frequency extension of a reflex design, making it suitable for large-scale live sound, premium venues, nightclubs, theatres, concert spaces and high-output fixed installations. At the heart of the SXH218 are two long-excursion 18” neodymium drivers, each with a 4.5” voice coil and waterproof cone. This driver configuration delivers substantial low frequency output with excellent transient response and headroom. With 3,400W AES power handling and 13,600W peak capability, the SXH218 is designed for serious bass reinforcement where standard compact subwoofers may not provide the required output or low-end authority. The SXH218 offers a frequency response of 32Hz–150Hz ±3dB, with extension down to 27Hz at -10dB. This makes it suitable for systems requiring deep, controlled bass across live music, club, event and installation environments. It is also an ideal partner for Martin Audio Wavefront Precision systems where high-output ground-stacked subwoofers are required. With a maximum SPL of 148dB peak, or 154dB peak with crest factor 4, the SXH218 is built for applications where significant low frequency energy is required across larger audience areas. It can operate in standard omnidirectional configurations or be used in cardioid arrangements when paired and processed correctly, helping reduce rearward bass energy and improve low frequency control on stage or behind the array. The enclosure is constructed from multi-laminate birch/poplar plywood and finished in hard-wearing black textured paint. The cabinet includes skids, mating channels, six bar handles and rear-mounted castors, supporting practical handling, stacking and deployment in professional environments. Its ground-stack format makes it well suited to touring, event production and permanent installations where flown subwoofers are not required. The updated SXH218 includes three NLT4MPXX-BAG connectors, with one front-mounted input and two rear connectors for improved cabling flexibility, especially in cardioid configurations. Front and rear LED indicators also support cabinet identification via Vu-Net, with the rear LED designed to assist cardioid subwoofer setup. The Martin Audio SXH218 is a premium choice for professional systems requiring very high-output dual 18” subwoofer performance with deep extension, horn/reflex efficiency and robust deployment features. It is particularly suited to large venues, high-energy music systems, touring productions, nightclubs and demanding fixed installations where bass performance is a critical part of the overall system design.

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The Martin Audio SX218 is a high-output dual 18” passive subwoofer designed for professional sound reinforcement systems where powerful, extended low frequency performance is required. It is suitable for live sound, touring, theatres, concert halls, clubs, houses of worship, arenas, corporate events and demanding fixed installations where strong bass output and low distortion are essential. Built around two long-excursion 18” drivers with 4” voice coils, the SX218 delivers very high output levels with strong transient response and controlled low frequency performance. Each driver uses a water-resistant cone and triple roll surround, while the cabinet’s eight reflex ports provide a large frontal area to help reduce turbulent air noise at high output levels. With 2000W AES power handling and 8000W peak capability, the SX218 is designed for systems requiring serious sub-bass impact and significant headroom. Its dual 8Ω driver configuration allows each driver to be powered individually, with the cabinet operated using suitable amplification and dedicated DSP processing. Correct amplifier matching, crossover configuration and limiter setup are important to achieve reliable performance and full system integration. The SX218 has a frequency response of 35Hz–150Hz ±3dB, with low frequency extension down to 30Hz at -10dB. This makes it suitable for applications where deep bass extension and high SPL capability are both required. It can be used as a standalone subwoofer, stacked with additional units or configured in cardioid arrays when paired and processed correctly. The cabinet is constructed from multi-laminate birch/poplar plywood and finished with a durable black Polyurea coating for professional touring and installation use. It includes four bar handles, skids with mating channels for stacking, an M20 pole mount insert, 24x M10 mounting points and fittings for optional accessories including castors, transit cover and weatherised connector protection. The Martin Audio SX218 is a strong choice for professional systems requiring substantial dual 18” subwoofer performance, flexible deployment and robust cabinet construction. Its combination of deep low frequency extension, high power handling and installation-ready features makes it well suited to demanding live sound and fixed venue applications.

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The Martin Audio SX118 is a compact passive 18” subwoofer designed for professional sound systems that require high-impact low frequency reinforcement from a manageable cabinet format. It is suitable for live sound, performance venues, bars, clubs, theatres, houses of worship, event production and fixed installations where strong bass output and reliable system performance are required. Built around a long-excursion 18” driver with a 4” voice coil, the SX118 delivers powerful low frequency output with excellent headroom. The driver uses a water-resistant cone and triple roll surround, while the compact reflex enclosure is designed to provide high output with controlled bass performance. This makes the SX118 a strong option for music-led venues and portable systems where depth, punch and clarity are all important. With 1000W AES power handling and 4000W peak capability, the SX118 provides a substantial level of performance from a single-driver subwoofer. Its 8Ω passive design requires suitable amplification and dedicated DSP processing, with the crossover typically set between 80Hz and 120Hz depending on the system design. Correct amplifier matching, crossover setup and limiter configuration are important to achieve reliable performance and smooth integration with the main loudspeakers. The SX118 can be used as a standalone subwoofer, stacked with additional units using its locating skids and mating channels, or suspended using the integrated M10 mounting points and correctly rated hardware. It also includes an M20 top-mounted pole mount plate, allowing compatible full-range loudspeakers to be mounted above the subwoofer in compact PA or venue systems. For more controlled low frequency deployment, the SX118 can be configured for cardioid operation when used in forward and rear-facing pairs with appropriate processing. This helps reduce rearward bass energy and can be useful in venues where low frequency control behind the system is important. The cabinet is constructed from multi-laminate birch/poplar plywood and finished in a durable black Polyurea coating for professional touring and installation use. Bar handles support practical handling, while the black perforated Zintec grille protects the driver during transport, setup and operation. The Martin Audio SX118 is a strong choice for systems requiring powerful 18” subwoofer performance, compact cabinet dimensions and flexible deployment options.

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The Martin Audio SX215 is a high-output dual 15” passive subwoofer designed for professional live sound and fixed installation systems where powerful low frequency performance is required from a compact cabinet format. It is well suited to medium-sized venues, theatres, clubs, bars, hotels, houses of worship, conference spaces, event production and commercial audio systems that need strong bass impact with reliable system performance. Built around two long-excursion 15” drivers with 4” voice coils, the SX215 delivers substantial low frequency output with excellent headroom. The drivers use water-resistant cones and triple roll surrounds, while eight reflex ports with a large frontal area help improve low frequency efficiency and reduce air noise at higher operating levels. With 1600W AES power handling and 6400W peak capability, the SX215 is designed for demanding systems where smaller subwoofers may not provide enough output or extension. Its 4Ω passive design requires suitable amplification and dedicated DSP processing, with the crossover frequency typically set around 100Hz. Correct amplifier matching, crossover setup and limiter configuration are important to achieve reliable performance and balanced integration with the main loudspeakers. The SX215 can be used as a single subwoofer, stacked with additional units using the locating skids and mating channels, or suspended using the integrated threaded inserts and suitable rated hardware. It also includes an M20 top-mounted pole mount plate, allowing compatible full-range loudspeakers to be positioned above the subwoofer in portable or compact venue systems. For more controlled bass deployment, the SX215 can be configured for cardioid operation when used in forward and rear-facing pairs, with each enclosure powered individually and processed using the correct DSP presets. This helps reduce rearward low frequency energy, making it useful in venues where bass control behind the system is important. The cabinet is constructed from plywood and finished in hardwearing black textured paint. Four ergonomic handles assist with handling and positioning, while the coated steel grille with acoustically transparent fabric backing protects the drivers during transport, installation and operation. The Martin Audio SX215 is a strong choice for professional systems requiring powerful dual 15” subwoofer performance, flexible deployment and dependable low frequency reinforcement.

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The Martin Audio SX115 is a compact passive 15” subwoofer designed for professional sound systems that require powerful low frequency performance from a manageable cabinet size. Suitable for both portable and installed applications, it is well matched to live sound, bars, clubs, hotels, theatres, houses of worship, conference spaces, performance venues and commercial audio systems where strong bass reinforcement is required. Built around a long-excursion 15” driver with a 4” voice coil, the SX115 delivers dynamic low frequency output with excellent headroom for its size. The driver uses a water-resistant cone and triple roll surround, while four reflex ports help improve low frequency efficiency and reduce turbulent air noise at higher output levels. This makes the SX115 suitable for music-led venues and performance spaces where clean, controlled bass is a key part of the system design. With 800W AES power handling and 3200W peak capability, the SX115 provides a substantial step up from smaller compact subwoofers. Its 8Ω passive design requires suitable amplification and dedicated DSP processing, with the crossover frequency typically set around 100Hz. Correct amplifier matching, crossover configuration and limiter setup are important to achieve reliable performance and balanced integration with the main loudspeakers. The SX115 can be used as a standalone subwoofer, stacked using its locating skids and mating channels, or flown using suitable installation hardware. It includes 24x M10 mounting points for suspension and an M20 top-mounted pole mount plate, allowing a compatible full-range loudspeaker to be positioned above the subwoofer when used in portable systems. For more advanced system designs, cardioid operation can be achieved by arranging SX115 subwoofers in forward and rear-facing pairs, with each enclosure powered independently and used with the correct DSP presets. This can help reduce rearward low frequency energy, making it useful in venues where bass control behind the system is important. The cabinet is constructed from plywood and finished in durable black textured paint for professional use. Two pocket handles assist with handling, while the coated steel grille and fabric backing protect the driver during transport, installation and operation. Optional castors and weatherised connector cover accessories are also available for applications where mobility or additional environmental protection is required. The Martin Audio SX115 is a strong choice for professional AV systems requiring compact but powerful low frequency reinforcement. Its combination of high output, flexible deployment, installation hardware options and proven Martin Audio subwoofer performance makes it suitable for both fixed venue systems and portable sound reinforcement.

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The Martin Audio SX212 is a compact passive dual 12” subwoofer designed for professional audio systems requiring strong low frequency output from a relatively low-profile cabinet. Available in black or white, it is suitable for commercial venues, hospitality spaces, performance areas, houses of worship, museums, AV environments and installed sound systems where bass impact, clean presentation and reliable performance are all important. Using two 12” long-excursion drivers with 3” voice coils, the SX212 provides a substantial increase in output and low frequency authority compared with smaller single-driver subwoofers. Its direct-radiating design and optimised reflex ports help deliver clean, controlled bass with reduced port noise, making it effective for foreground music systems, compact live sound setups and higher-quality installed audio applications. With 800W AES power handling and 3200W peak capability, the SX212 is built for systems that require greater headroom and stronger bass reinforcement. The 4Ω passive design requires suitable amplification and active crossover processing, with crossover and EQ typically managed through a compatible Martin Audio controller or amplifier preset. Correct system setup is important to achieve balanced integration with the main full-range loudspeakers. The SX212 has a frequency response of 48Hz–150Hz ±3dB, with useful low frequency extension down to 35Hz at -10dB. This allows it to add depth, warmth and impact to a wide range of loudspeaker systems, particularly where music playback quality and audience experience are key considerations. Its omnidirectional low frequency coverage also gives system designers flexibility when positioning the subwoofer within the room or venue. The enclosure is constructed from plywood and internally braced to reduce unwanted cabinet resonance. A perforated steel grille protects the drivers, while 12x M10 inserts provide options for suspension using suitable hardware and professional installation methods. Measuring 872mm x 390mm x 437mm and weighing 39kg, the SX212 remains compact for its output level while offering the performance required for more demanding commercial and installed sound applications. The Martin Audio SX212 is a strong choice for projects requiring compact but powerful low frequency reinforcement. Its dual 12” driver design, black or white finish options and professional installation features make it suitable for premium AV systems where bass performance, visual integration and long-term reliability are all key priorities.

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The Martin Audio SX112 is an ultra-compact passive subwoofer designed for installed sound systems where strong low frequency reinforcement is required from a discreet cabinet. Available in black or white, it is well suited to commercial interiors where bass performance needs to be added without using a large or visually intrusive enclosure. Built around a 12" long-excursion driver with a 3" voice coil, the SX112 provides extended low frequency performance for background music, foreground music and compact installed audio systems. Its direct-radiating design and generously sized reflex ports help deliver clean, controlled bass output, making it an effective partner for Martin Audio ADORN, CDD and other compatible full-range loudspeaker systems. With 400W AES power handling and 1600W peak capability, the SX112 provides a useful step up in output from smaller slimline subwoofers while remaining compact enough for installation in bars, restaurants, hotels, retail spaces, leisure venues, museums, houses of worship and AV environments. The 8Ω passive design requires suitable amplification with active crossover and EQ processing, typically handled through a compatible Martin Audio controller or amplifier preset. The SX112 offers a frequency response of 48Hz–150Hz ±3dB, with useful extension down to 35Hz at -10dB. This allows it to add depth and impact to music playback, improving the overall system balance and giving compact loudspeakers greater warmth and authority. Its omnidirectional low frequency dispersion makes it flexible to position within the room, subject to acoustic requirements and installation constraints. The cabinet is constructed from plywood and finished in black or white textured paint, with a perforated steel grille protecting the driver. Integrated M10 inserts provide options for suspension using suitable hardware and professional installation methods, while the compact 487mm x 390mm x 410mm cabinet size helps keep the subwoofer practical for space-conscious projects. The Martin Audio SX112 is a strong choice for commercial AV installations requiring compact but capable low frequency reinforcement. Its combination of 12” driver performance, professional build quality, black or white finish options and installation-friendly form factor makes it suitable for high-quality background and foreground music systems where bass impact and visual integration are both important.

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The Martin Audio SX210 is a slimline passive dual 10” subwoofer designed for professional audio systems where strong low frequency performance is required from a compact and visually unobtrusive enclosure. Available in black or white, it is well suited to commercial venues, hospitality spaces, houses of worship, corporate AV environments, live music venues and compact performance areas where space and presentation are important. Using two 10” long-excursion drivers with 2” voice coils, the SX210 provides a significant step up in bass output compared with a single-driver slimline subwoofer while retaining a low-profile cabinet format. Its compact shape allows it to be positioned discreetly, stacked where appropriate or flown using the integrated M8 inserts and suitable installation hardware. With 400W AES power handling and 1600W peak capability, the SX210 delivers dependable low frequency reinforcement for background music, foreground music and compact live sound applications. The 4Ω passive design requires suitable amplification and active crossover processing, with Martin Audio recommending appropriate system controllers or amplifier presets to manage crossover and EQ functions. The SX210 has a frequency response of 50Hz–150Hz ±3dB, with useful low frequency extension down to 42Hz at -10dB. This gives it the capability to add depth, warmth and impact to compatible full-range loudspeakers, making it particularly effective in venues where music quality is a key part of the customer experience. The cabinet is constructed from birch/poplar plywood and fitted with a perforated steel grille for driver protection. Rear bar handles support practical handling, while rubber feet help resist movement when the subwoofer is floor mounted and align with cabinet recesses for stacking. At 718mm x 295mm x 465mm and 20kg, the SX210 remains compact and manageable while providing strong bass output from its dual-driver design. The Martin Audio SX210 is a strong choice for installations and portable systems requiring discreet but capable low frequency support. Its slimline form, dual-driver performance and black or white finish options make it suitable for high-quality commercial sound systems where bass impact, space efficiency and clean visual integration are all important.

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