Tech 21 Bass Fly Rig Bass Multi-effects Pedal Built-in SansAmp, OCTAFILTER, COMP, BOOST, CHR and Tuner Headphone button switches the 1/4 in. output into headphone mode 1/4-in. 4.7mOhm input to deliver the full sound of piezos Input Pad for active basses XLR output with ground connect 1/4-inch low impedance output Rugged, all-metal housing Metal footswitches and jacks Silent-switching, custom footswitch actuators Utilizes included 9V, 200mA DC power supply. Finally after a flood of requests, Tech 21 has developed a bass version of the Fly Rig 5 They put everything they could fit into one multi-effect unitexcept the kitchen sink SANSAMP SansAmp, of course, is at its center, with its unique Character control that sweeps through the most storied vintage and modern tones 3-band active EQ provides professional grade tweakability for any situation