Multifunction: fast charging, HD call (headphones can not adjust the volume)  *Intelligent compatibility: support all with Bluetooth-enabled mobile phones, tablet, notebook. Compatible with more than 100% of the APP, player, TV, chat and other common.   *IOS power display, For phone connected to the headset after the power display, you can always watch the headset power situation.  *Bluetooth version V4.2: Bluetooth headset every time connected to the phone , you can experience the simple, high-speed and uninterrupted pairing connection   *charging function with storage case:case itself also serves as a charger. Not only loss prevention earphones, you can also repeatedly charged at the same time. it  can be charged to the earpiece about 4 to 5 times.

Multifunction: fast charging, HD call (headphones can not adjust the volume) *Intelligent compatibility: support all with Bluetooth-enabled mobile phones, tablet, notebook. Compatible with more than 100% of the APP, player, TV, chat and other common. *IOS power display, For phone connected to the headset after the power display, you can always watch the headset power situation. *Bluetooth version V4.2: Bluetooth headset every time connected to the phone , you can experience the simple, high-speed and uninterrupted pairing connection *charging function with storage case:case itself also serves as a charger. Not only loss prevention earphones, you can also repeatedly charged at the same time. it can be charged to the earpiece about 4 to 5 times.