Extremely compact multipurpose wah pedal. A three way switch lets the user select of three modes – active Volume pedal which offers a very even command of volume with adjustable bottom volume, Expression mode, which works without power and functions as a standard expression pedal that connects with a stereo 1/4” jack to guitar effects, keyboards and any other devices with this function. The main mode of this pedal is a Wah effect, which is modeled after the famous Dunlop CryBaby. This effect´s footswitch works in True Bypass mode. The pedal houses In/Out Jack inputs and is powered by a 9V adaptor which is not included. Dimensions: 138 x 62.5 x 51 mm, Weight: 340 g