Used but works great. Tons of power! XA Series 1-Channel Class D Car Amplifier RMS Power Rating: 4 ohms: 320 watts x 1 chan. 2 ohms: 480 watts x 1 chan. Max power output: 640 watts x 1 chan. LED clipping indicator Tuned Bass EQ (0-8 dB bass boost) Attractive design for practicality and ease of use with all controls such as level, crossover, low frequency boost and high/low pass filter adjustments mounted on the top panel Output terminals conveniently located to allow multiple in-line unit installations Very high efficiency rate with low current draw Gold-plated screw terminals Variable low-pass filter (50-500 Hz, 18 dB/octave) Subsonic Filter (18 dB at 18 Hz) CEA-2006 compliant amplifier Frequency response: 20-20000 Hz Dimensions: 9-13/16"L x 10-3/16"W x 2-5/16"H $65.00 or best offer! E-mail or call Travis at 816-728-5829 Location: Kansas City it's NOT ok to contact this poster with services or other commercial interests kansas