ES50 Rima air conduction wireless headset BT V5.0, 140mAh for 6 hours of calls and music, 120 hours of standby
1. Material: ABS.
2. BT V5.0, chip: BK.
3. Battery capacity: 140mAh.Charging time about 2 hours.
4. Calls / music time: 6 hours.
5. Standby time: 120 hours.
6. Ear-hook design, air conduction sound, open ears. 
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