1.Mini Computer With 2 Lan 2.N270 CPU,1.6GHz 3.1*LPT,2* ... RS-232 4.Cheapest Price 5.2* LAN,WIFI ZC-M271 With 2 Lan Computer,4*USB 2.0,2*RJ45, ... Mount,can be back of the Monitor9.With 2*RJ45 LAN Port,1*VGA,1*LPT,2*RS-232,4* ... 2*RS-232 Port with 9 needles,2*RJ 45 LAN Port,1*DCIN PortOS SupportingALL Windows XP,Windows 2000, ... Mounted on the back of Monitor ZC-M271 With 2 Lan Computer,4*USB 2.0,2*RJ45,1*VGA, ...