366918 1. Bluetooth V3.0 + EDR version， ， clear sound， easy to use.support connecting two communication devices simultaneously. 2.180° rotation， easy to adjust to the optimal angle you want 3. Connect to the phone via Bluetooth， and connect to the car audio device via FM radio， then you can play music from mobile phone via the car audio device. 4. Equipped with a USB charging port for charging portable devices 5. Powered via the cigarette lighter port Color: white Material: ABS shell Product size: about 100 x 45 x 45 mm Package size: about 100 x 60 x 48 mm Product parameters: 1. Car charger input voltage: DC 12-24V 2. USB output voltage: DC 5V 3. Output current: 1000mA (MAX) 4. Bluetooth version: V3.0 + EDR CLASS 2 5. Frequency: 20Hz-20KHz 6. Effective distance: Bluetooth: about 5m FM radio: about 2m 7. FM Channel: 87.9MHZ， 88.1MHZ， 88.3 MHZ， 88.5 MHZ， 88.7 MHZ， 88.9MHZ Instructions for use: 1. Plug the product into the cigarette lighter， red and blue lights flashing alternately indicates it is in Bluetooth pairing state， and then use the phone to search for Bluetooth named J16. Hands-free calls can be realized after successful pairing 2. Set the frequency of the radio the same as that of the product， and then you can listen to music from mobile phone via the radio 1 x Car kit FM transmitter 1 x English user manual In original package