American Bass   Model PH4000D	$418.50
Micro Technology Amplifier 1 Ohm Stable Class D Mono Block Amplifier RMS at 1 Ohm: 2000 Watts MAX at 1 Ohm: 4000 Watts Frequency Response: 10Hz ~ 220Hz Input Level: 5V ~ 0.2V Variable Subsonic: 10Hz ~ 50Hz Variable Low Pass Filter: 40Hz ~ 220Hz Switchable Bass Boost: 0dB, 6dB, 12dB Fuse Rating: 150 Amp Dimensions (Inches) Height: 2.12 Width: 5.51 Length: 13.42