1. Four functional keys: PLAY/PAUSE, PREV/NEXT,V-/V+ and Channel
2. 14 preset channels within 87.5~108.0MHz(Full channel optional)
3. One key change send channel
4. Digital tube indicates send frequency
5. Memorize the songs, volume and send frequency automatically
6. Red LED indicates work state (play or pause)
7. Remote Control Function 8. Have built-in momery