Autotek Super Sport AT Series AT2000.1 2000 Maxx Watt Power A/B Class Mono Amplifier (Black) 1 x 500 W at 4 Ohms, 1 x 1000 W at 2 Ohms, 1 x 2000 W at 1 Ohm Maxx Power Remote bass control included Preamp level RCA inputs and daisy-chain line outputs Mono/stereo switch; High-pass/low-pass/full-pass frequency selections Diagnostic LED power protection system warns and detects