Jiangxi Mei Dong Technology E7 Active Noise Cancelling Headphones User Guide Specification E7 Load impedance: 16Ω S/N: ≥ 85dB Frequency range: 20Hz-20KHz Power supply: Lithium battery or Type-C USB cable Audio source: iPhone, iPad, Smartphone, Notebook, MP3, MP4, etc Function spec: Bluetooth, Microphone Size: 166x92x181mm Important information Support Line in Noise Cancelling. Couldn’t Play Music …
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