FM Transmitter Car MP3 Player TF Card U Disk Playback 3.1A USB Car Charger Handsfree Bluetooth-compatible 5.0 Car Kit FM Modulator Interface: High-speed USB2.0 Screen: LED screen Power supply: cigarette lighter power supply USB output: 3.1A Memory card type: TF card Support TF card/U disk capacity: 16GB Power supply: DC12-24V Support file type: MP3/WMA Working current: 50-100mA DC12V Bit rate: 64-320kbps FM frequency range: 87.5-108MHz Letter to ratio: 85db (FM: 65db) Harmonic distortion: <0.05% FM: <0.1%) Working temperature: 0C-60C Applicable models: DC12V -24V universal Launch distance <5 meters Material: ABS Features: 1. Precision structure design, USB 3.1A, screen 5.0 version, can display frequency. It supports charging while listening to songs, and it supports power-off memory function. 2. Support /TF card/U disk player, hands-free function. 3. This product adopts FM wireless transmission technology, which can directly read audio files on the mobile phone"'"s /TF card/U. Support audio playback and hands-free calling. 4. Supports smart application functions, regardless of high-quality audio signals; it senses the USB smart charging function in MP3. 5. Gradient function, give gradual change, make speech clearer. Packing list: 1*smart mp3 player Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.