audio record function optional
the receiver size:788mm*500mm*165mm
receiver weight:53g(including battery)
receiver operating voltage: 3.7V
receiver operating current:20-30ma
emitter size:270mm*195mm*150mm
weight:10g
working voltage:9V
working current:15-40ma
products accessories:
F-908+ receiver*1
f-908+ launcher
3.7V lithiun battery piece
9V batteries together
A headset
the usb is connected with the charging line A specification
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