Line6 DT25 Head, electric guitar head, 25 watt (10 watt), Line 6 HD modeling, 1x 12AX7 valve, 2x EL84 valves, voicing & bias-types: adjusable (cathode or "fixed"), type I (California Clean), type II (Crunchy British Feel), type III (Chimney Brit Feel), type IV (Higher Gain), suitable footswitches: POD HD3/4/500 over L6 LINK (for amp settings), optional standard jack-TS-footswitch for channel switching (not included)