Sonicake Wah Active Volume 2 in 1 Foot switch Guitar Effects Pedal QEP-1
Specs:Input Impedance(Volume Mode): 1M OhmsOutput Resistance(Expression Mode): 100 OhmsPower: DC 9v center negative (not included)Current consumption: 22mADimensions: 148.5(D)×65.5(W)×61(H)mmWeight: 280g