Electro Harmonix BASS-BM Bass Big Mu Pi Distorion/Sustainer BTB Standard Some modern improvements are added

Some modern improvements are added which does not affect the sound

BOSS further developed this creative concept with the successful Loop Station products

Hohner 3100GB 31-Key Panther Diatonic Accordion

With the 2i2

Electro Harmonix BASS-BM Bass Big Mu Pi Distorion/Sustainer BTB Standard Some modern improvements are addedThe Electro Harmonix Bass Big Muff Pi Distortion Pedal lets bass players get that great distortion that the Big Muff is known for with no loss of low end. The bass big muff features controls for volume, tone, sustain, dual outputs (effect & dry for recording), and a mini switch for bass boost. Powered by a single 9 volt battery or optional AC power supply (not included).