1. BT5.1 advanced wireless connection, industrially-selected antenna
2. 13mm oversized dynamic driver, SAC/AAC audio decoding
3. Sensitive touch sensor, easy to control, ergonomically tailored wear
4. Newly upgraded noise cancelling microphones, super clear calls
5. 3.5hrs+21.5hrs battery life, long entertainment time
- Wireless connectivity version: 5.1
- Wireless frequency range: 2.402-2.480GHz
- Frequency response: 100Hz～20KHz
- Receive sensitivity: -86dBm
- Speaker type: ⌀13mm
- Charging case capacity: 300mAh
- Charging time: 2h
- Playback music: 3.5h
- Talk time: 3.5h
- Standby time: 40h
- Working range: 10m
- Earbuds battery: 25mAh/3.7V
- Material: ABS
- Net weight: 46g
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