| No. | Function | Indicator Light |
| 1 | Power on | after one second blue light, red and blue lights flash alternately |
| 2 | Power off | red light flash twice |
| 3 | pairing process | red and blue lights flash alternately |
| 4 | connect | steady blue light |
| 5 | disconnect | red and blue lights flash alternately |
| 6 | reconnect | steady blue light |
| 7 | disconnect out of range | red and blue lights flash alternately |
| 8 | reconnect within the range | steady blue light |
Ulisten Headphone for you:
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