use the PATCH +/- keys to switch the PATCH

Communication function: support

Upper lining material: cloth

5 cm 26 16 cm 27 16

Usage: Meter repair tool

QC 3.0 Bluetooth Hands-free Phone, MP3 FM Transmitter Style:Standard use the PATCH +/- keysFirst time use 1. Plug the transmitter into the cigarette lighter socket. The product will start up and LCD will display the car battery voltage. 2. Open the car audio system and select an vacant FM radio station. 3. Tune the FM frequency of transmitter same with the car radio. 4. Search the transmitter"T43"via phone bluetooth,there is a voice prompt after paring successfully. Features 1. bluetooth answer, hang up, reject, redial phone and other