4x750 Watt 4 ohm power amplifiers Built-in 750 watts power amplifier (Max) XLR TRS input jacks Digital reverb Variable Digital delay 12 Balanced XLR mic. input 10 Unbalanced line, 2 Gitar, TRS jacks input 12 CH Mp3 input Gain control Super musical 3 band EQ at mono channels Additional mono jack for external signal to use the built-in power amplifier and sending 8 x NL4FC speacon for speaker connection 3 Band EQ for all master control Master line out TRS jacks Head phone Fan cooling Led indicator and Vu-meter