UNKNOW 4 pin connector
This connector is used in PA and home speaker connections.
| Name | Pin | Description |
|---|---|---|
| 1+ | Positive 1 | This pin carries the signal from amp to the speaker |
| 1- | Negative 1 | This pin carries the negative back to the amplifier (of channel one) |
| 2+ | Positive 2 | Second positive from amp |
| 2- | Negative 2 | Second negative back to amplifier from speaker (of channel 2) |