bluetooth earphone car charger with microphone

Description

Product Descriptions:

Bluetooth version: CSRV4.0

Bluetooth profile: Headset , Hands-free, A2DP, Avrcp, HEP, HS.P.

Working distance range: 10-15metris

Transmission frequency: 2.4GHz

dato voltage: DC 5V

Charting time: less than 2hours

Talking time: 4horis

Playing music time: more than 2hours

standby tempore: more than 96hours

facultatem altilium: 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

output: 5V/2.4A

input intentione: 12/24V

Charging port: micro USB