TC Electronic BG250 1x15" 250 Watt Bass Combo "250 Watts TonePrint technology Built-in bass tuner TubeDrive featuring tube pre- and power amp emulation Bass contoured tone controls Rehearsal input for playback in speaker or headphones Balanced out for seamless recording or PA output High power headphone output for silent rehearsal Footswitch control of TubeTone, Tuner & TonePrint (optional) 15 Custom driver and 1 custom tweeter" TonePrintAfasA,A technology Built-in bass tuner TubeDrive featuring tube pre- and power amp emulation Bass contoured tone controls