| Pin | Pin Name | Description |
| 1 | Audio GND | Ground (for audio signals) |
| 2 | ??? | Possible GND too (shorted to pin 1 in headset plug) |
| 3 | MIC+ | Microphone input from headset |
| 4 | Audio Left | Output Audio left channel to earpiece |
| 5 | Audio Right | Output Audio right channel to earpiece |
| 6 | GND | Ground (used for USB signals and charger) |
| 7 | not used | |
| 8 | USB Data+ | |
| 9 | USB Data- | |
| 10 | VCC +5V | Input +5V form USB or charger |
