Input: 1/4 inch monaural audio jack (impedance: 1M) Output: 1/4 inch monaural audio jack (impedance: 100) Power supply: Regulated center negative DC9V adapter (cannot be used) Current consumption: 300 mA Size: 93.5 mm (D) x 42 mm (W) x 52 mm (H) Weight: 160 g
