Product Type: A7

Color: black， white

Bluetooth version: V4.1 + EDR

Support model: A2DP， Headset， Handfree

Battery indicator: high-performance lithium polymer battery

Transmission frequency: 2.4GHz

Transmission power: Class 2

Life time: about 4-6 hours

Standby time: about 120 hours

Support: Universal all Bluetooth devices (such as: Android， iPhone， etc ......)

Battery features: power display， low battery voice prompt

Product List: Bluetooth host， ear hook， USB charging cable， manual in English， exquisite crystal box.

Product Features: reject calls， last number redial， voice dialing， switching phone and earpiece， microphone mute switch， music player (function key roles: down song Conversion / volume plus or minus / Pause / Play)， automatic back even， mute function， one with two， calls the voice prompts， Chinese voice prompts， IOS power displa