Rock Space B302 Bluetooth Fm Transmitter

- Rock B302 FM transmitter with dual USB charging ports

- LED display shows the FM frequency and current battery level

- Streaming music from your smartphone via Bluetooth or AUX cable

- Supports playing music from a MicroSD/TF card or USB drive

- You can charge two devices at the same with your cables

- Built-in microphone and convenient one-click call answer

- Compatible with most devices that support Bluetooth 5.0