Tone Garage captures the pure essence of analog in these compact effect units by pairing carefully selected components with a unique design philosophy. The DOUBLE DECA analog delay offers a unique tonal signature from Tone Garage's all analog circuitry.Main features Discrete circuitry - the result of a relentless design philosophy True bypass design provides tonal confidence even when the effect is off Tough die-cast body that stands up to the rigors of the road A rich variety of analog delay sounds powered by three BBD (Bucket Brigade Device) chips BBD chips utilizing the famous 3205 chip Independent modulation knob also adds a chorus effect Specifications Input impedance: 600kΩ Output impedance: 2.2k Ω Connections: INPUT jack (guitar input), OUTPUT jack (line output) Power: AA battery x 6 / AC adapter / DC 9V (option) Consumption current: 36mA Battery Life: Approximately 80 hours Dimensions: (W x D x H): 87 x 132 x 63 / mm, 3.43 x 5.20 x 2.48 / inch Weight: 420 g / 14.81 oz (not including battery) Accessories: AA alkaline battery x 6 (for verifying operation) Options: AC Adapter