rts 4 Port VGA Splitter Switch Box for PC to Share One Monitor and Speaker System Brand: RTS (Radhey Techno Services)4 Port VGA Switch : The 4 port Mini VGA Switch is used to display the content from 4 computers to 1 monitor/display, or to display the content from 1 computer to 4 monitors/displays,that's to say by using this switch, 4 monitors/displays can share 1 computer,or 4 computers can share 1 display/monitor. It is widely used for the securities market, education. It will save your timE, device, energy it is a good assistant of your life and work.Features : 1. Can display 4 VGA sources to 1 display/projector 2. Can display 1 VGA source to 4 display/projector 3. Using the front panel buttons, easily switch signal source, a mechanical switch, is in high reliability and durability. 4. Easily installation, no need any software. 5. Long distance transmission, the maximum distance is to 10 meters. 6. Quality video, the maximum resolution is up to 1920x1440. 7. Doesn't support DDC, DDC2, DDC2B. 8. Support VGA, XGA, SVGA, UXGA and multisync display/monitor. Specification : Input Port: 1 x VGA 15HDF input port Output Port: 4 x VGA 15HDF Output port Input video signal level: 0.5-1Vp-p Output impedance: 75 Horizontal and vertical sync channel: Input video signal level 0.7-5Vp-p Resolution supported: Corresponding to the display/monitor Switch method:Panel buttons switching Housing: Metal