Avocent Switch View MM2 4 Port PS/2 & USB (Universal Serial Bus) 2.0 KVM Switch with built-in USB (Universal Serial Bus) 2.0 Hub & audio. Independent switching for KVM & four USB (Universal Serial Bus) 2.0 hub ports; Multiplatform support for USB (Universal Serial Bus) or PS/2 systems; Integrated USB (Universal Serial Bus) hub for sharing USB (Universal Serial Bus) peripherals/devices; Audio feature share speakers & a microphone; Multimedia key mapping for USB (Universal Serial Bus) keyboard; Compact, space-saving KVM switch eliminates desktop clutter; 2048 x 1536 high VGA resolution ideal for desktop graphical applications; Auto scanning allows easy monitoring of attached computers; Color-coded cables & connectors provide quick installation; Easily add computers without powering down the KVM switch or attached computers; Error free boot up with keyboard & mouse emulation. Please note: networking components such as switches, routers, KVM & wireless devices require that speeds & standards be consistent throughout the network to gain optimum performance. To avoid compatibility clashes or for advice, please contact us on solutions@ebuyer.com.