It's all about the power tubes
The two-channel Bassbreaker 18/30 Combo offers two amps in a single chassis, with modified circuits for chiming clean chords or wonderfully sustaining leads. Powerful Brownface and Blackface™ tones coexist peacefully side-by-side in this deluxe all-tube amplifier, a no-frills workingman's amp designed for flexible tonality.
Features
Two channels based on classic Fender designs
Four EL84 power tubes and two 12AX7 preamp tubes for pristine cleans and hard rocking crunch tones
Two 12” 8-ohm Celestion V-Type speakers
Combine with BB-212 cabinet for a powerful mini stack
Includes channel-switching footswitch and protective cover