Features Pure Analog Chours Effect Pedal. Adjust the Rate/Speed, Level and Mix to find your tone. True Bypass Provides Transparent Tone. Specifications INPUT: 1/4”monaural jack(impedance:2. 2M Ohms) OUTPUT: 1/4”monaural jack(impedance:1 0K Ohms) Power Supply: DC adapter 9V Current Draw : 100mA(DC 9V) Dimensions: 3.74 x 1.77 x 1.89 inches Weight: 0.6pounds Package Included 1 x Analog Chorus Pedal 1 x User Manual 12 months . If you have any problems, please feel free to contact with us, our team will give you a satisfactory after-sales service within 24 hours. Note Please read the operating instructions before using!