1. Full frequency FM transmitter.
2. Digital display.
3. Support line audio input.
4. With power off switch (USB direct connect).
5. Support U disk, TF card player.
6. Support MP3, WMA format music.
7. Wireless answer, hang up, reject, redial calls and other functions.
8. Wireless stereo music play.
9. Echo cancellation and noise suppression (CVC)technology a call.
10. Support USB output voltage, the maximum output 5V/2.0A.
11. Automatic power-off memory function.
12. Dual USB Ports: 2.0A 1.0A.
13. Frequency: 87.5-108.0 Mhz.