Brand New in its original packaging !!! Car Audio 5-channel Class D Amplifier Model: GM-D9705 GM Digital Series Max Power Rating: 4 ohms: 75 watts x 1 channel 2 ohms: 800 watts x 1 channel 1 ohm: 1200 watts x 1 channel Max power output: 2400 watts x 1 channel High quality textured flat panel and tough frame Variable High-Pass and Low-Pass Filters Bass Boost Remote Automatic Signal Sensing and Turn-On Protection Control System Continuous Power (RMS) Output at 2 Ohms:  100W x 4 (Main channel) 600W x 1 (Subwoofer channel) Continuous Power (RMS) Output at 4 Ohms: 75W x 4 (Main channel) 350W x 1 (Subwoofer channel) Continuous Power (RMS) Output - Bridged at 4 Ohms:  200W x 2 (Main channel) 350W x 1 (Subwoofer channel) Frequency Response:  A/B CH: 10 Hz ~ 50 kHz (+0dB, -3dB)  SUB CH: 10Hz ~ 500 Hz (+0dB, -3dB) Total Harmonic Distortion (THD) A/B CH: <0.05% (1kHz)   SUB CH: <0.05% (100Hz) Signal-to-Noise (SN) Ratio: > 94dB Fuse Rating: 30A x 3 Low-Pass Crossover Frequency: 40 Hz Low Pass Slope (dB/octave):  A/B CH: -12dB/oct SUB CH: -12dB/-24dB High-Pass Crossover Frequency: 500 Hz Bass Boost Frequency: 50 Hz Bass Boost Level: 0 dB to 18 dB Hi-Volt Input Level Control: 200 mV to 6.5 V Terminal Type: Block Load Impedance Allowance (Ohms): 2 to 4 Dimensions: 12.4 x 2 x 7.87 BRAND NEW in its original packaging !!!