Listen to music from a variety of sources without having to buy a new car radio. The Sencor SWM 5858 BT FM transmitter has a total of three USB ports , two of which you can use to charge your devices and the other one allows you to play music from a flash drive. Of course, the Transmitter supports Bluetooth technology - you pair it with your mobile phone, then pair the frequency with the radio and you can receive hands-free calls or play music wirelessly. At first glance, the TFT LCD display with a diagonal of almost 5 cm attracts attention, on which all useful information is displayed. The practical element is then an adjustable arm for easier use. Noise processing CVC, wind noise suppression, full-duplex communication technology during a call. Support mobile phone A2DP function, directly play high-quality mobile music after connecting to Bluetooth; support lossless audio decoding, high resolution, high-performance stereo, support WMA, APE, FLAC, WAV and other lossless music formats. After power on, it will automatically connect back and enter the pairing state automatically; Support TF card expansion to play MP3/WMA format music; Support TF card and U disk extended playback. Knob design, one-key operation to adjust the volume / answer / hang up / call back. 3x USB, Micro SD slot, Bluetooth, AUX, wireless MP3 transmission via FM, built-in microphone, charger, 12V DC power supply. Hose length: 50mm