Joyo JF-304 Time Magic Electric Guitar Single Effect Controls: True Bypass Mix / Contrast Delay Repeat Delay Time Specifications: Input Impedance:1M Output Impedance:10K Running Current 40mA Power: DC 9V adapter (negative polarity) Dimensions 73(L) * 43(W)* 50(H)mm Plug in 9v DC Adapter (not included) JF-304 Time Magic( Delay), NEW mini Guitar effects pedals from JOYO.