Bluetooth Version: V4.1 + EDR Brand: AXGIO
Colour: Black Operating range: 10m Wearing Type: Ring Collar Function: Answering Phone, Microphone, Voice Control, Noise Cancelling, Multi Connection Function, waterproof, Switch Song, Sweatproof, Stereo, Voice control Application: Computer, Mobile Phone, Tablet PC Talk Time: 8 Hours Music Time: 8 Hours Charging Time: About 2 Hours Bluetooth protocol: HSP, HFP, A2DP, AVRCP, Apt-X Interface: Micro USB (Universal Serial Bus) Chip: CSR8635 Frequency Range: 2.4 G Hz-2.4835 G Hz Battery Type: Built-in Rechargeable Battery Battery Capacity: 85m Ah Net Weight: 17 g / 0.6 oz