<img border=0 src=http://www.onlinecarstereo.com/CarAudio/assets/ProductImages/Pioneer_GM-D7500M.jpg /> $138.00 800W MonoBlock Class D Car Subwoofer Amplifier GM-D7500M Car Subwoofer Amplifier Power Output 200W x 1 @ 4 Ohms 400W x 1 @ 2 Ohms GM-D7500M Car Subwoofer Amplifier General Features Class-D Design MOSFET Output Section Compression-Type Speaker Terminals Balanced Isolator Input Circuit 2 Channel RCA Inputs Speaker Level Input Input Level Control: Hi-Volt (200mV ~ 6.5v) Built-in Crossover with Variable LPF Crossover Frequency Range: 40~240Hz, -12dB/Oct. Bass Level ControlL 50Hz, 0/6/9/12dB More...