JL Audio XD400/4v2 - 4 Channel Amp Class D 400 Watt Car Amplifier JL XD400.4V2
Authorised UK Dealer for JL Audio. Channel Input Mode Switch Yes (2/4 ch.). Remote Level Modes 2 or All channels. Source Channel Selection for PreOuts Yes. Filter Frequency Range 50 Hz - 500 Hz. Frequency Response 12 Hz - 22 kHz (+0, -1dB).