Master View - 4 Port KVM Switch The KVM (Keyboard, Video, Mouse) switch is a control unit that allows access to four computers from a single console (keyboard, monitor, and mouse). With its custom designed connectors, the significantly reduces the number of ports required for a 4 port KVM switch. The design features a custom SPHD-15 male connector for the keyboard, video, and mouse, and SPHD-15 female connectors for the cables that connect the switch to the computers. Patent NO. : TW 77169 (Taiwan) ,TW 77170 (Taiwan) ,TW 77203 (Taiwan) ,CN ZL 00327586.8 (China) ,CN ZL 00327585.X (China) ,CN ZL 00327583.3 (China) ,US D 445092S (USA) ,US D 445764S (USA) ,US D 459308S (USA) Features One console controls four computers - Non-powered. Logical connector layout - SPHD-15 connectors at rear panel for PC and console connections. Supports Microsoft IntelliMouse and the scrolling wheel on most mice. Easy to operate - Computer selection via push button switches or hotkeys. Power on detection - automatically switching to the first powered on port. Superior video quality - supports resolution of up to 2048 x 1536 @60Hz; DDC2B. Auto scan function to monitor computer operation. Non-powered OS Compatibility: DOS?WIN 98?WIN ME?WIN NT?WIN 2K?WIN XP?WIN 2003 and LINUX. Mac 8.6/9/10 and SUN Solaris 8/9 (with optional adapter). Package Content 1x 4 Port PS/2 KVM Switch 2x KVM Cables (1.2m) 2x KVM Cables (1.8m) 1x Console Adapter Cable (50cm) 1x Quick Start Guide 1x User Manual