Shenzhen Aikexin Electronics Co.,Ltd is one of the leading China 4 port HDMI kvm switch manufacturers and suppliers,Website:http://www.szaikexin.com, and also a professional company. Features: 1. One USB or PS/2 console controls 4 HDMI-interface computers  2. Switch model: via front panel push buttons and hot keys 3.HDMI digital monitor support-fully compliant with HDMI 1.3a; also HDCP compliant 4. Superior video quality-supports 480i,480p,720p,1080i,and 1080p(HDTV)/1920X1200(DVI) 5. Support Hot plug&play 6. Support widescreen resolutions 7. OS support-Windows, Linux, and Mac 8.Auto Scan Mode for monitoring all computers and HDMI devices. 9.Size:254x100x44mm; NW.704g