The IOGEAR 8-Port USB DVI KVMP Switch is a control unit that allows access and control of up to 8 computers from a single USB keyboard, USB mouse and dual-monitor (DVI-I and VGA) console. It can be cascaded to three levels - allowing up to 73 GCS1108s to control up to 512 computers - all from the original single console. In addition, GCS1108 comes with IOGEAR's Video DynaSync technology to optimize the display resolution. IOGEAR's DynaSync technology reads and remembers the monitor's parameters (EDID) so there is no delay or change of video resolution when switching between, or booting computers. Switching between computers can be easily accomplished either by manually pressing the front panel push buttons, entering hotkey combinations from the keyboard, or via on-screen display (OSD) system. A convenient auto-scan feature permits automatic scanning and monitoring of activities on all connected. GCS1108 provides 2.1 stereo audio and microphone support, as well as multimedia keyboard support.. Console mouse port emulation/bypass feature supports most mouse drivers and multifunction mice. Mac/Sun keyboard support and emulation. Auto Scan Mode for monitoring all computers. Broadcast mode - allows you to send commands from the console to all computers to perform operations simultaneously. Firmware upgradable. HDCP compatible. Console audio ports on front panel for easy access. Package Content: 1 x GCS1108 8-Port USB DVI KVMP Switch, 2 x Custom USB DVI KVM Cable Sets, 1 x Firmware Upgrade Cable, 1 x Power Adapter 1 x Foot Pad Set (4 pcs), 1 x User Manual, 1 x Rack Mounting Kit.