Koch ClassicTone SE6 Combo 1x12-inch Valve Guitar Amplifier Koch Classic 6W Single Ended combo features: Tubes: 1x 12AX7, 1 x EL84 (1 x 6V6 in wooden box) Channels: One Controls: Gain, Tone, Volume Switches - Front Panel: Gain Boots, Mid Boost, Bass Cut - Back Panel: Speaker On/Off with Speaker-Load Output Switch - 6W version: 6W / Standby / 2W Recording Out, with Speaker Simulation Line Input: 0 dBV Speaker outputs; 4, 8, 16 Ohm Speaker: Koch VG12-60 Combo Dimensions 34w x 34h x 25d Weight Combo 14.5 kg