Bogner Alchemist 212 Tube Guitar Amplifier 6L6 class-AB power section and five-12AX7 preamp; selectable power section (40 or 20 watts) One 12 Celestion G12M Greenback speaker and one Celestion G12H Anniversary Guitar Speaker Channel 1 (Gold): Gain, Treble, Mid, Bass, Volume, Crunch mode, variable Bright, Deep switch; Channel 2 (Mercury): Gain, Treble, Mid, Bass, Volume, variable Bright, Mid Shift; Shared: in parallel, Reverb Type, Reverb Level, Delay Type, Delay Level, Delay Repeats (Feedback), Tap Tempo Included four-button footswitch controls Channel Select, Boost, Delay and Reverb Parallel effects loop 6L6 class-AB power section and five-12AX7 preamp; selectable power section (40 or 20 watts) One 12 Celestion G12M Greenback speaker and one Celestion G12H Anniversary Guitar Speaker Included four-button footswitch controls Channel Select, Boost, Delay and Reverb Parallel effects loop One 12 Celestion G12M Greenback speaker and one Celestion G12H Anniversary Guitar Speaker Channel 1 (Gold): Gain, Treble, Mid, Bass, Volume, Crunch mode, variable Bright, Deep switch; Channel 2 (Mercury): Gain, Treble, Channel 1 (Gold): Gain, Treble, Mid, Bass, Volume, Crunch mode, variable Bright, Deep switch; Channel 2 (Mercury): Gain, Treble