Marshall JVM410C 2x12" 100-Watt 4-Channel Tube Combo 100-Watt valve, 2x12" combo Celestion 12" speakers Valve compliment: 5 x ECC83 (12AX7s) in preamp, 2 x EL34s in power amp 4 independent, footswitchable channels " Clean, Crunch, OD1 & OD2 Each channel boasts 3 footswitchable modes " Green, Orange & Red