This product is not returnable. Item Description
- Usage: head-mounted
- Charging time: 2-3 hours
- Transmission radius: barrier-free 10m
- Battery capacity: 1000mAh
- Bluetooth: support
- Voice prompt: support
- Standby time: about 200 hours
- Card function: support
- Audio line input: support
- Playing time: 8-10 hours
- Headphones naked weight: 200g
- Color: black, red, blue
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