excellent condition Great sound and POWERFUL BASS will include a printed manual $330 or reasonable best offer- Grand Touring Class D Monoblock Car Amplifier Root Mean Square Power (rated output): 4 ohms: 204 watts x 1 channel 2 ohms: 294 watts x 1 channel Max power output: 320 watts x 1 channel Tuned Bass EQ (0-12 dB bass boost) LED power indicators Full-range pre-amp outputs facilitate use of multiple amplifiers without the need for noisy adapters or signal splitters DC, thermal, voltage, and short circuit protection circuitry Heavy duty aluminum alloy heat-sink Variable low-pass filter (32-320 Hz, 24 dB/octave) CEA-2006 compliant amplifier Frequency response: 10-302 Hz Fuse rating: 1 x 30A Dimensions: 11-5/8"L x 12-5/16"W x 2-3/8"H