2 X 50 Watt Truck Amp (120-1971) Specifications Faxback Doc. # 8287 100% THD Output Power @ 14.4 VDC 1kHz at Stereo Mode:......................................50W x 2 Frequency Response:...............................20 - 20,000 Hz (+/- 3dB) Input Impedance:..................................................10k Ohms Input Sensitivity (for 10% THD Output Power): Low Input:.............................250mV High Input:..............................2.5V Power Supply Voltage:................DC 14.4V Negative Ground (10.5 - 16V) Matching Speaker Impedance:.....................................4 - 8 Ohms Maximum Current Draw:..................................................15A Dimensions:................................1 15/16 x 7 3/32 x 9 27/32 inch (49 x 180 x 250mm) HWD Net Weight:...............................................3.52 lbs (1.6Kg) (CJD/all-06/29/94)