Boss CH-1 Super Chorus Pedal

A UNIQUE STEREO CHORUS The CH-1 Super Chorus pedal delivers a clean classic chorus sound with crystal-clear highs and a unique stereo effect, variable between left and right speakers.             Nominal Input Level -20 dBu Input Impedance 1 M ohm Nominal Output Level -20 dBu Output Impedance 1 k ohm Recommended Load Impedance 10 k ohms or greater Bypass Buffered bypass Controls DEPTH knobRATE knobEQ knobE.LEVEL knobPedal switch Indicator CHECK indicator (Used for indication of check battery) Connectors INPUT jack: 1/4-inch phone typeOUTPUT A/B jack: 1/4-inch phone typeDC IN jack Power Supply Carbon-zinc battery (9 V, 6F22) or Alkaline battery (9 V, 6LR61)AC adaptor (PSA series: sold separately) Current Draw 25 mA Expected battery life under continuous use Carbon: Approx. 11.5 hoursAlkaline: Approx. 26.0 hours*These figures will vary depending on the actual conditions of use. Accessories Owner's manualLeaflet ("USING THE UNIT SAFELY," "IMPORTANT NOTES," and "Info