1.7 inch all in one industrial computer 2.533MHz CPU,2G Flash Rom, RS232x2 3.RS485x2,USB, ... Win CE 5.0 7 Inch All in One Industrial Computer Applications: Multifunction Human Machine Interface,Service Terminals in hotels, hospital ... . Support 1W Speakers , Support Keyboard and Mouse .4. Interfaces :USB Host 1.1 x 3, Mini USB x 1, RS232 x ... : Win CE 5.0 7 Inch All in One Industrial Computer