bluetooth earphone car charger with microphone

描述

Product Descriptions:

Bluetooth version: CSRV4.0

Bluetooth profile: Headset , Hands-free, A2DP, Avrcp, HEP, HSP

Working distance range: 10-15米

Transmission frequency: 2.4GHz

Charging voltage: DC 5V

Charting time: less than 2hours

談話時間: 4小時

Playing music time: more than 2hours

待機時間: more than 96hours

電池容量: 40mAH

English voice prompt

Battery electric power display(support IOS and some android OS)

Support two devices connected at the same time

Auto switch on/off, redial

輸出: 5V/2.4A

輸入電壓: 12/24五

Charging port: micro USB