SL1708 8″ 500 Watts Max UnderSeat Slim Amplified Car Subwoofer with Remote Control and OFC Wiring Kits

Recoil SL1708 is a high end under seat enclosure designed to bring exceptional bass to any vehicle with limited space. This impressive new design features a high performance 8″ subwoofer internally powered by an efficient amplifier engineered to play hard in tight spaces.

Unlike other rectangular subwoofers, Recoil SL1708 is designed with round shape, plus its 3.1” micro-thin super shallow design, it slides under all the seats and works well behind truck seats or in small trunks where space is at a premium.

SL1708 comes with plug-n-play wiring kit and mounting brackets. We truly make the installation a breeze. It accepts both speaker level or RCA level inputs, so you can connect SL1708 with any factory or aftermarket source unit.

If you are looking for a compact bass solution in your vehicle, then the SL1708 by Recoil is the right product for you!

  • Recoil SL1708 8” Under Seat Slim Amplified Car Subwoofer. 500 Watts Peak / 120 Watts RMS.
  • Special wheel shape and super shallow design with only 3.1” height fits anywhere in your vehicle. You can fit it under seat or in your trunk.
  • The subwoofer housing is made of solid die-cat aluminum with heavy duty mounting brackets.
  • Low Level RCA Input. Use RCA interconnect cable to link the SL1708 with any aftermarket source unit. High Level Inputs with Auto Turn-On Technology. It will be used to connect SL1708 to your factory OEM radio.
  • Adjustable Input Sensitivity. Soft Delayed Remote Turn-On. Thermal Protection Circuit, Short Protection Circuit.
  • Blue Power/Red Protect LED Indicator. Phase Switch: 0° or 180°. Low Pass Filter: 40Hz – 150Hz. Bass Boost: 0 – 12dB @ 50Hz. Subwoofer Level Remote Control Included.
  • Super Compact Dimensions: 9.6” x 3.1” (245 x 80mm)



  • Peak Power Handling: 500 Watts
  • RMS Power Handling: 120 Watts
  • PWM MOSFET Power Supply
  • Low Level RCA Input
  • High Level Inputs with Auto Turn-On Technology
  • Adjustable Input Sensitivity 5V-0.1V
  • Soft Delayed Remote Turn-On
  • Thermal Protection Circuit, Short Protection Circuit
  • Overload Protection Circuit
  • Blue Power/Red Protect LED
  • Working Voltage: DC 9V-16V
  • Phase Switch: 0° or 180°
  • Low Pass Filter: 40Hz – 150Hz
  • Bass Boost: 0 – 12dB @ 50Hz
  • Built in Subsonic Filter @ 20Hz
  • THD: < 1.0%
  • Fuse Rating: Single 25A
  • Dimensions: 9.6” x 3.1” (245 x 80mm)
  • Subwoofer Level Remote Control Included
  • Heavy Duty Mounting Brackets Included
  • Oxygen Free Copper Wiring Kit Included


Additional information

Weight 30 lbs
Dimensions 10.6 × 15.8 × 8 in

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