DIN 47256 is the standard German telephone connector used on telephone handsets and equipment in Germany before ISDN and modern connectors replaced it. A 6-pin rectangular connector with spring contacts.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | Pin 1 | Telephone line signal a | BUS |
| 2 | Pin 2 | Telephone line signal b | BUS |
| 3 | Pin 3 | Ground | GND |
| 4 | Pin 4 | Extra line | BUS |
| 5 | Pin 5 | Extra line | BUS |
| 6 | Pin 6 | Ground | GND |