Taramp's TL1500 TL Line Amplifiers Number of Channels - 03 Max Power @ 13.8 VDC - 1 x 200 W RMS (SUB 4 OHM) - + 2 x 95 W RMS (2 OHMS STEREO) Input Sensitivity RCA Input = 160mV input wire = 1.5V Distortion Total Harmonic (THD) - 0.05% Signal / Noise Ratio -&gt; 90dB Damping Factor -&gt; 300 Frequency Response Output Sub: 15Hz to 100Hz with a cutoff frequency active (12dB / 8 th) Output Stereo L / R: 100Hz to 30KHz with cutting frequency active (12dB / 8 th) Bass Boost - Adjustable from 0 to 10dB @ 50Hz Efficiency Output Stage -&gt; 90% Input Impedance - 22K ohms (RCA) | 1K OHMS (Wire) Protection System - Thermal and Short in the Output Voltage Low Power - 8VDC Voltage Maximum Supply - 16VDC Consumption at Home -. 1 Amp Maximum Consumption Musical @ 13.8 VDC - 18 Amp. Maximum Consumption in sinusoidal signal (1kHz) 13.8 VDC - 36 Amp. Dimensions (WxHxD) - 134 x 42 x 188mm Weight - 0.83 kg