Basically self-contained, compact sound systems, the KB series amps are perfect for voice, keyboards, acoustic and electric guitar, drum machines and backing machines. Extension cab capability extends power rating out to 80 watts. 4 separate channels. Channels 1 & 2 have 2 band EQ. Channel 3 has 3 band EQ. Channels 1 & 2 have 1/4" inputs. Channel 3 features XLR and 1/4" inputs. Channel 4 features 1/4" monitor input with level control. Headphone out with level control. 12 inch speaker with tweeter. Effects send/return. Balanced XLR main out. 60 watts of clean Peavey power.