The TM1000X5AD is a compact, class ad 1000 watt multi channel amplifier. The amp features differential inputs with high level auto turn on, CLEAN circut with input/output clip detection, top mounted controls and dual fan forced induction cooling. Rockford Fosgate patented Punch EQ circut built in and differential inputs with auto turn on capabilities.; ; Rockford Fosgate proprietary class AD technology Class bd technology Differential inputs with high level auto turn on feature AP remote out feature when using high level inputs 4/2 Ohm multi-impedance constant power Discrete surfance mount technology Dual fan cooled 2013 PLC2 remote ready Top mounted controls Real time thermal sensing Dual extruded heat sinks