| Pin | Signal Description |
|---|---|
| 1 | Audio Ground |
| 2 | Ext b+ |
| 3 | T Data |
| 4 | Downlink input |
| 5 | Uplink input |
| 6 | Logic Ground |
| 7 | Audio Out - on/off |
| 8 | Audio In |
| 9 | Manual Test |
| 10 | Battery Feedback |
| Pin | Signal Description |
|---|---|
| 1 | Audio Ground |
| 2 | Ext b+ |
| 3 | T Data |
| 4 | Downlink input |
| 5 | Uplink input |
| 6 | Logic Ground |
| 7 | Audio Out - on/off |
| 8 | Audio In |
| 9 | Manual Test |
| 10 | Battery Feedback |