EC21 - - active noise rejection headphone

东莞瑞昶塑胶泡棉有限公司

active noise rejection headphone
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Parameters Frequency response 20Hz- 22KHz THD <1% Impedance 64Ohm ANR Performance Up to 18dB Transducer Principle Dynamic Size of Transducer 40mm Ear-coupling Circum-Aural Product size(HWD) 17416380 Power Handling(option) PVC Cord Length(option) 1.8m Connector (option) 3.5mm stereo Weight <180g Active Noise Rejection Headphone Features and Benefits Delivers full range, compensated stereo sound through proprietary 40mm neodymium "Super-driver"technology Patent pending ANR technology effectively removes background noise Full-size cup for extreme comfort Powered by a single AAA battery installed in ear cup(option) Audio bypass function enables the delivery of compensated audio without the battery present Headphone folds flat for compact storage *Detachable iPhone-compatible cable(option)