<p>Surround Light & LED Indicator: When powered on, the surround light glows blue, which is convenient for use in dark environments in the car and creates a cheerful atmosphere. You can easily and conveniently display the volume, auto voltage and FM frequency on the LED display. </p> <p>Dual USB Ports & Safe Charging: Supports charging 2 devices at the same time with overcharging protection. The USB port with music symbols (5V/1A) can read USB flash drives, and the other USB charging port (5V/2.4A) can efficiently charge your smart devices. Enjoy stereo streaming in the car and charge your smartphone at the same time. </p> <p>Three Ways to Stream Music: The Bluetooth FM transmitter can stream clear stereo music in three different ways - A. The FM transmitter can play music from a Bluetooth device to the car radio via FM signals. B. Stream music from an SD card, supporting music files such as MP3/WMA/FLAC/WAV/APE; C. Stream music from a USB flash drive (up to 32GB). </p> <p>Hands-free Calling: With this wireless device, you can answer/reject/redial calls conveniently and drive safely with the hands-free function. Noise and wind noise are suppressed by CVC technology to ensure full-duplex sound quality. </p> <p>Simple Setup: Plug this wireless car kit into the cigarette lighter socket, tune the FM car radio to an empty station (87.5-108.0 MHz), and tune the FM transmitter to the same station. Pair with your phone via Bluetooth 4.2 and enjoy music. </p> <p>Product Description: </p> <p>Hands-free: Click the MFB button to answer/redial/hang up or reject a call. </p> <p>Voice Navigation: This FM transmitter supports navigation applications on your phone. </p> <p>2 USB Charging Ports: With 2 USB ports (5V-2.4A and 5V-1A), you can charge two devices simultaneously through this FM transmitter while driving. </p>