By default, SyncSwitch is a physical DCE device. DTE cables are also available.
Available Electrical Interfaces include V.35, RS-232, RS-422, RS-530 and X.21
| Platform | Number of Links | Max Link Speed | Maximum VCs |
| SyncServer/SyncSwitch 1000 | 1 | 64 Kbps | 16 |
| SyncServer/SyncSwitch 2000 | 2 | 254 Kbps | 1024 |
| SyncServer/SyncSwitch 8000 | 8 | 254 Kbps | 2048 |
| SyncServer/SyncSwitch 16000 | 16 | 64 Kbps | 2048 |
Refer to the synchronous serial cable pinout to make your own cables.
125VAC, 50/60 Hz
| SyncServer/SyncSwitch 1000 | 10cm x 15cm x 5cm |
| SyncServer/SyncSwitch 2000 | 4U 19" rack-mount |
| SyncServer/SyncSwitch 8000 | 4U 19" rack-mount |
| SyncServer/SyncSwitch 16000 | 4U 19" rack-mount |