Full frequency fm transmitter Digtal display Supports line audio input With power off switch (usb direct connect) Supports U disk TF card player Supports mp3, WMA format music Bluetooth answer, hang up, reject, redial calls and other functions Bluetooth stereo music play Echo cancellation and noise supports (CVC) technolony a call Supports USB output voltage, the maximum output 5V/2.5A Automatic power-off memory function Adjustable to any angles,and fit to all types of vehicles 2. Full frequency FM transmitter 3. Digital display 4. Supports MP3 player audio input 5. Supports U disk player 6. Supports MP3/WMA music format 7. Supports automatic power-off memory function 8. With power off switch(USB direct connect) 9. Bluetooth answer,hang up,reject,redial calls etc. 10. Bluetooth stereo music play 11. Echo cancellation and noise suppression (CVC) technology 12. Support listening Cell phone's music and answering calls via bluetooth 13.This device transmit signal by wireless method, no need to modify anything in car. It can be used both as the music player in entertainment purpose or hands-free car jut for the safety driving purpose Brand Earldom SKU 100246028_NP-1020502338