For your convenience, we also offer this amplifier pre-wired for factory Harley radios (flash required), as well as the Soundstream Radio models!

• General Specs

  Channels	4 - 3 - 2
  Nominal power supply voltage	11 ÷ 15 VDC
  Pulse Operating voltage	6 ÷ 16 VDC
  Idling current	1.1 A
  Idling current when off	0.03 mA
  Consumption @ 14.4 VDC, MIN load impedance (Max Musical Power)	50 A
  Remote IN	6 ÷ 15 VDC (9 mA)
  DC-REM - Remote Turn on by SPK DC from OUTPUT BTL speakers	3.5 ÷ 7 VDC
  Distortion - THD @ 1 kHz, 4Ω, 70% Rated Power	0.02%
  Damping factor @ 1 kHz, 4Ω, 2 VRMS	200
  Bandwidth @ -3 dB	10 Hz ÷35 kHz
  S/N ratio (A weighted @ 1 V Input)	105 dBA
  Pre-In sensitivity	0.6 ÷ 6 VRMS
  Speaker-In sensitivity	2.2 ÷ 22 VRMS
  Minimum load impedance:
  @ 4Ch	2Ω
  @ 3Ch	2Ω + 2Ω + 4Ω
  @ 2Ch	4Ω
  IP Rating	IP55
  Operating Temperature Range	0°C (32°F) to 55°C (131°F)
  Max size (mm/inch)	211.6 x 130 x 49 / 8.33 x 5.118 x 1.929
  Weight (kg/lbs)	2.15 / 4.74
  Adjustable Crossovers	yes

  Output Power

  Output Nominal Power (RMS) @ 14.4 VDC, THD 1%:
  4 Ch:	160 W x 4 (4Ω)
  4 Ch:	250 W x 4 (2Ω)
  3 Ch:	160 W x 2 (4Ω) + 500 W x 1 (4Ω)
  3 Ch:	250 W x 2 (2Ω) + 500 W x 1 (4Ω)
  2 Ch:	500 W x 2 (4Ω)
  Total Power	1000 W

  INPUTS / FILTERS

  INPUTS:	Pre IN / Speaker IN
  Ch 1-2
  Full	-
  Hi-pass	50 ÷ 5k Hz @ 12 dB/Oct.
  Lo-pass:	50 ÷ 5k Hz @ 12 dB/Oct.
  Ch 3-4
  Full	-
  Hi-pass	50 ÷ 5k Hz @ 12 dB/Oct.
  Lo-pass	50 ÷ 5k Hz @ 12 dB/Oct.
  Bass Boost 45Hz (adjustable)	(0 ÷ 8) dB [LP = ON only]

  Physical Specs

  

  	mm	in
  A	205	8.07
  B	211.6	8.33
  C	107	4.212
  D	130	5.118
  E	49	1.929

   

  Up to 87% efficiency thanks to ADC (Advanced D-Class) output stage.

  USS (Universal Speakers Simulators) allows SP 4.900 to work with head units featuring the “speaker load detection” circuit.

  160 W RMS x 4 (4Ω) with ultra-compact size 211.6 x 130 x 49 / 8.3 x 5.1 x 1.9 (mm/inch).

  IP55 aluminium chassis for maximum protection against humidity and external agents.

  No cooling fan to prevent internal accumulation of dirt 6. Sealed power cord, line inputs, and speaker outputs to prevent oxidation.

  Crossovers filters and controls on a single side to facilitate calibration when the product is installed.