Martin Audio Blackline XP118


18″ Powered Portable Subwoofer

Out of stock

SKU: XP118

The Martin Audio Blackline XP118 is a compact, high performance subwoofer for indoor use with the XP12 and XP15 full-range loudspeakers. It extends the low frequency operating range of the combined system down to 42Hz and can be used singly, stacked in omni or cardioid mode, or flown via integral M10 insets.


  • Compact, self-powered subwoofer
  • 1 x 18” (460mm) driver with 4” (100mm) voice coil
  • 2000W of Class D amplification
  • Global power supply with PFC (Power Factor Correction)
  • Onboard DSP with rotary control interface
  • Multi-function display for metering, control and function selection
  • Peak and RMS limiters
  • Bluetooth® control and streaming option
  • Durable plywood enclosure
  • Screw-free, perforated steel grille
  • Integral ergonomic handles
  • 35mm pole-mount socket
TypeCompact, direct radiating powered subwoofer
Frequency Response (1)42Hz –150Hz ±3dB, -10dB @ 38Hz
Driver18” (460mm)/4” (100mm) voice coil, long excursion, ferrite magnet
Maximum SPL(9)131dB continuous / 137dB peak (half space)
Crossover100Hz, active Module
Input Connectors2 x female XLR/¼” jack combo
Mic/Line Input Impedance8 kΩ balanced
¼” Jack TS Input Impedance1 MΩ unbalanced
Mix Output Connector1 x male XLR
Mix Output Impedance600Ω balanced
Input Channel EQ3 band
Speaker EQ4 presets, including cardioid mode
ProtectionPeak and RMS limiting, amplifier thermal protection
Amplifier ModuleClass D, Bridged Tied
Peak Output Power2000W total
Average Efficiency89%
Max Ambient Temperature35°C (95°F) for full output
Power SupplySwitch-mode, fixed frequency with PFC
AC Input Operating Range100 – 240V ~ AC, 50 – 60Hz
Power Factor> 0.98
Nominal Power Consumption1000W Max
Mains Connector3-pin IEC
EnclosureBirch/poplar ply
FinishBlack textured paint
Protective GrilleBlack perforated steel
Fittings16 x M10 inserts, pole-mount socket
Handles2 x bar handles, provision for castors
Dimensions (W x H x D)(W) 662mm x (H) 536mm x (D) 640mm
(W) 26.1in x (H) 21.1in x (D) 25.2in
Weight44kg (97lbs)
AccessoriesEyebolts, castor
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