... *HDMI,2*PS2,4*USB,1*RS232,1*DC12,1*RJ45,1*SPK and MIC,WIFI Optional ZC-A353 Specification (No Include ... *PS21*RJ45 LAN Port1*SPK and MIC1*DC12 Input Port1*RS232(Optional)OS SupportingAll Windows XP,Windows 2000,Windows 2003,Windows Vista ... Product,Power Adapter,Vest MountWIFICan be built-in WIFI Chip(Optional,need additional $10USD)BracketTo Mounted on the back of Monitor ...