4 x 25 Watt Trunk Mount Amplifier (120-1976) Specifications Faxback Doc. # 16987 Output Power @ 14.4 VDC 1 kHz 10% THD Front:...........................................................25W X 2 Rear:............................................................25W X 2 Frequency Response:...................................20-20,000 Hz (+/-3 dB Input Impedance Low Input:......................................................10 kOhms High Input:.....................................................100 Ohms Input Sensitivity (for 10% THD Output Power) Low Input:........................................................150 mV High Input:........................................................2.5 V Power Supply Voltage:....................DC 14.4V Negative Ground (10.5-16V Maximum Current Draw:...................................................10A Matching Speaker Impedance:...............................4 Ohms or Greater Fuse Requirement:......................................................10 A Dimensions:..............................2 1/4 X 7 1/4 X 8 1/8 Inches (HWD) (53 X 200 X 210 mm) Net Weight:................................................3.7 lbs (1.7 kg) Specifications are typical; individual units might vary. Specifications are subject to change and improvement without notice.