VS491 is a video switch with 4 ports. It allows 4 independent computers to display their video outputs on a single monitor. Therefore, users will not need to buy monitors for each computer additionally.
| Ports & interfaces | |
| Video port type: | VGA |
| VGA (D-Sub) ports quantity: | 5 |
| VGA (D-Sub) input ports: | 1 |
| VGA (D-Sub) output ports: | 4 |
| Video in: | 4 x HDB-15 Female (Blue) |
| Video out: | 1 x HDB-15 Female (Blue) |
| DC-in jack: | ![]() |
| Features | |
| Material: | Metal, Plastic |
| Product colour: | Silver |
| Maximum operating distance: | 10 m |
| Rack mounting: | ![]() |
| Bandwidth: | 150 MHz |
| Maximum resolution: | 1920 x 1440 pixels |
| Rack capacity: | 1U |
| Input impedance: | 75 |
| Output impedance: | 75 |
| Power | |
| Power consumption (typical): | 1.35 W |
| Weight & dimensions | |
| Width: | 120 mm |
| Depth: | 65.2 mm |
| Height: | 44 mm |
| Weight: | 180 g |
| Packaging content | |
| AC adapter included: | ![]() |
| Operational conditions | |
| Operating temperature (T-T): | 0 - 50 °C |
| Storage temperature (T-T): | -20 - 60 °C |
| Operating relative humidity (H-H): | 0 - 80% |
| Sustainability | |
| Sustainability certificates: | RoHS |