7. One to two connections, can be connected to two mobile phones at the same time.
8. Bluetooth headset connected to the phone after the shutdown , and then open the Bluetooth headset will connect back to the phone automatically , more convenient.
9. Intelligent compatibility: support all Bluetooth mobile phone, tablet, notebook, singing it, QQ music, movies, etc., universal all mobile phone.
●Battery Capacity(Charging case): Internal 1500 mAh rechargeable battery
●Battery Capacity(earbud): Internal 50 mAh rechargeable battery
●Earbud Size and weight: 18 mm,4g
●Working Range: About 10M/35 feet
●Wireless Version: Dual-mode Bluetooth V5.0, Ultra low power consumption
●Standby time: About 120 hours
●Working Time: About 4-5hours
●Changing time:About 1hours