1. Product weight: 4-5g (single earphone).
2. Working time: 2-3 hours.
3. Standby time: 100 ears / hour for one ear, 60 ears / hour for two ears
4. Charging time: 1-1.5 hours.
5. Single earphone battery capacity: 35mAh.
6.Charger Box Betty: 300mAh.
7. Wireless distance: 10m.
8. Compatible mobile phones: The headset is compatible with Android, IOS, Microsoft, etc., of which 100% are mobile phones with Bluetooth.
Note: No retail box
1 * a pair of Bluetooth headphones
1 * Charging case
1 * Charging cable
1 * User manual