1. Timer;
2. Voice up / down;
3. Next song;
4. Recording / Voice control;
5. LED breathing light on the circle;
6. Touch sensitive switch
Fit for MIC earphone.
You won't bother your families any more.
3 x AA battery and USB cable power supply.
Easy to use in outdoor, travelling, etc..
Magic hanger, compact, easy to carry, good to hang on the top