Mooer Micro Preamp 011 Preamp Guitar Effector

Input: 1/4 inch mono audio jack (impedance: 1M) Output: 1/4 inch mono audio jack (impedance: 100) Power supply: regulated center negative DC9V adapter (batteries cannot be used) Current consumption :220mA Size: 93.5mm(D)×42mm(W)×52mm(H) Weight: 160g