YH-757 VHF Wireless Headphone with Three Channels Selectable for Transmitter

1)Three channels selectable for transmitter
2)Auto power on/off for transmitter
3)VHF/RF wireless headphone
4)Can be used as a hi-fi stereo wired headphone
4)Talk on the internet with wireless headphones
5)Talk on the internet with wired stereo headphones
6)Dynamic display of audio level for transmitter
7)System: VHF/RF
8)Modulation: frequency modulation (FM)
9)Audio mode: mono
10)Transmit power: 10mW
11)Operation distance: >50 meters (360A?)
12)Input audio level: a??150mV
13)S/N ratio: >60dB
14)Distortion:

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