EBS MultiComp Blue Label, Effect pedal for electric bass, Compressor, 3 Switchable compression modes: Tubesim, Multiband and Normal, Controls: Comp, Sens and Gain, 3-Way mode selector switch, True Bypass, Current consumption: 45 mA, Power supply via a 9V battery or 9-18 V DC power supply unit (not included in delivery, suitable power supply unit: Article Nr. #409939#), Dimensions (W x D x H): 67 x 115 x 48 mm, Weight: 315 g