CHECK/MUTE indicator (Used for indication of check battery) REDUCTION indicator
Connectors
INPUT jack: 1/4-inch phone type OUTPUT jack: 1/4-inch phone type SEND jack: 1/4-inch phone type RETURN jack: 1/4-inch phone type DC IN jack 9V DC OUT 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 hours Alkaline: Approx. 24.5 hours *These figures will vary depending on the actual conditions of use.