| AUDIOVOX | ||
| model(s) | wire color | pin number |
| MCB-30 | Audio | 3 |
| Ground | 4 | |
| PTT | 2 | |
| receive | 1 | |
| model(s) | wire color | pin number |
| MCB-500 (not compatible with Silver Eagle plus) | Audio | 1 |
| Ground | 6 | |
| N/C | 2 | |
| Common | 4 | |
| PTT | 5 | |
| receive | 3 | |
| model(s) | wire color | pin number |
| MCB-1000 | Audio | 1 |
| Ground | 2 | |
| Common | 2 | |
| PTT | 3 | |
| receive | 5 or n/c | |
| model(s) | wire color | pin number |
| MCB-750 | Audio | 1 |
| Ground | 4 | |
| Common | 5 | |
| PTT | 3 | |
| receive | 2 | |
| model(s) | wire color | pin number |
| MCB-100 | Audio | 1 |
| Ground | 2 | |
| Common | 2 | |
| PTT | 3 | |
| receive | 5 | |
| model(s) | wire color | pin number |
| MCB-2000 | Audio | 1 |
| Ground | 6 | |
| Common | 4 | |
| PTT | 5 | |
| receive | 3 | |
| model(s) | wire color | pin number |
| MCB-3000 | Audio | 1 |
| Ground | 2 | |
| Common | 3 | |
| PTT | 5 | |
| receive | n/c | |