Tech21 Sans Amp Acoustic D.I. Effect Pedal - UsedThis Tech 21 SansAmp Acoustic DI is an all in one acoustic preamp and DI that helps you achieve studio quality sound in live and recording sessions. This pedal features an active EQ with the benefit of a 1 4" in. line & instrument outputs, a built in effects loop and an XLR out. This SansAMP Acoustic DI is in very good condition. there are surface level scratches throughout the top and sides of this pedal and there is velcro on the bottom.