| Input | VDR | S-VDR |
| Date and Time | X | X |
| Ship's Position | X | X |
| Speed | X | X |
| Heading | X | X |
| Bridge Audio | X | X |
| Communications Audio | X | X |
| Radar Data | X | X |
| AIS - (Radar alternative) | If no radar interface available | |
| Main Alarms (IMO Mandatory Bridge Alarms) | X | If IEC 61162 interface is available |
| Rudder order and response | X | |
| Engine Order & Response | X | |
| Hull openings (doors) status | X | |
| Watertight and fire doors status | X | |
| Acceleration and Hull Stresses (if fitted) | X | |
| Wind Speed and Direction | X | |
| Echo Sounder | X |