Rackmount USB VGA KVM switch with audio cables allows to control up to 8 USB computers using a single keyboard, mouse and monitor. Rackmount USB switch features audio and microphone ports to switch between audio signals as well as PC ports. Switch uses rear cable connections to maximize space efficiency and can be connected together to control up to 64 computers. USB. Rugged, rack mountable, all-metal 1U chassis for use in harsh environments and space-saving cabinets. Dimensions: 1.8"(H) x 21.3"(W) x 7.1"(D). Graphic mode: VGA, maximum video resolution: 1920 x 1440. Operating temperature: 41- 104 deg F, storage temperature:-40- 140 deg F, humidity: 80% RH, form factor: rack-mountable. Dimensions: 1.8"(H) x 21.3"(W) x 7.1"(D). Input voltage: 110- 240 VAC, Input current: 1.8 A, Output voltage: 12 DC, Output current: 4 A, Center tip polarity: Positive, Plug type: M, Enclosure type: Steel. Supports 8 computer, supports daisy chain, supports Hotkey and front panel push-button switching, identify and select computers by names assigned via the OSD menu. OSD security allows each PC to be password protected, supported wide screen resolutions: 1920x1200, 1920x1080, 1680x1050, 1400x1050, 1440x900, 1360x768. Supported 4:3 Resolutions: 1920x1440, 1600x1200, 1280x1024, 1024x768, auto-scan function automatically selects computer sequentially, cascade configuration expands system capability, USB console interface. Plug and play system configuration, USB keyboard and mouse combo supported on one USB connection. Add single console administration to your co-location/ISP facility saving you time and money, create a scalable, streamlined access solution in your datacenter or server farm. Perfect for manufacturing line computer control, simplifying access to multiple systems, great for PC test/burn-in computer control saving the desk space required for multiple monitors, keyboards and mice. See moreSupported 4:3 Resolutions: 1920x1440, 1600x1200, 1280x1024, 1024x768. Supported Wide Screen Resolutions: 1920x1200, 1920x1080, 1680x1050, 1400x1050, 1440x900, 1360x768. OSD security allows each PC to be password protected. Identify and select computers by names assigned via the OSD menu. Supports Hotkey and front panel push-button switching.