Featura:_x000D_ 1. Bluetooth-compatible5.0 voice navigation, after power on, automatically connect the phone Bluetooth-compatible, hands-free calls navigation broadcast, more focused on driving_x000D_ 2. Bluetooth-compatible 5.0 connection stability, reduce signal interference, play without lag, clearer calls_x000D_ 3. One key to answer hands-free calls, one key to complete the call to answerrejecthang up the phoneredial the last number_x000D_ 4. CD-grade sound quality, conquer your ears, high resolution restore more music details, bring CD-grade music experience, drive all the way to listen smoothly_x000D_ 5. Simple connection automatically connect back, open the phone Bluetooth-compatible, retrieve and connect S-23, next time open the phone Bluetooth-compatible can automatically connect S-23._x000D_ 6. 10 meters wireless transmission, support two cell phones Bluetooth-compatible 5.0, built-in antenna design, can achieve 10 meters within the barrier-free transmission signal_x000D_ 7. Support the transmission by adjusting the FM channel or 3.5mm aux port to be the bluetooth adapter to connect with your mobile phone.if you have the TF card smaller than 32G,then you can insert to play music without bluetooth too._x000D_ 8. Power failure memory function, memory frequency, tracks, play mode, power failure restart, from the beginning of the broken song, replay_x000D_ 9. LED digital display show you the FM frequencies, simplifies the process of adjusting it to the right channel.the backing adhesive which can be easily sticked in anywhere and TPE spring wire to keep the car clean,you will feel a good mood when in your car._x000D_ _x000D_ Product name: car Bluetooth receiver_x000D_ USB input: DC5V100mA_x000D_ Transmitting frequency: 87.5-108.0MHZ_x000D_ FM transmitting distance: 5m_x000D_ Bluetooth version: Bluetooth-compatible 5.0_x000D_ Effective distance: about 10 meters_x000D_ TF capacity expansion: 32G_x000D_ Audio format: MP3WAVFLACAPEWMA_x000D_ Applicable cell phones: AppleAndroid, etc._x000D_ Package Included:_x000D_ 1*Bluetooth-compatible player_x000D_