Description
1. Standard 3.0, American Broadcom Bluetooth Solution
2. Effective distance is about 10 meters
3. Standby time: 100 days
4. Continuous working time: 70 hours
5. Charging time: 4-5 hours
6. Lithium battery capacity: 400mha
7. Lithium battery life: 3 years
8. Button life: 500 million times
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