ES28 Original series wireless V5.0 headset with 35mAh 400mAh charging case for 3.5 hours of music / calls
1. Wireless V5.0 AB1536P. 2. Support protocols: Headset, Hands-free, A2DP, AVRCP. 3. Charging voltage DC5V, charging time is about 1 hour. 4. Battery capacity: 400mAh (charging case), 35 mAh (single earphone). 5. Calls / music time: 3.5 hours. Standby time: 200 hours. 6. Size: 54*44*21mm. Weight: 38g (including charging case), weight: 3g (single earphone). 7. Support for Apple mobile phone open cover pop-up window, charging case / headset power display.