Product model WLT-043R-NN00 Basic parameters CPU:ARM9 architecture,frequency 300MHZ Memory: 64MB DDR2 Flash:256MB NandFlash Display screen Size:4.3 inch Resolution:480×272 Wide-temperature type,64K colors or 260K colors LED backlight:lifetime > 25000 hours Touch screen 4-wire resistance touch screen(driver inside) Hardware interface 1 channel DB9 interface(COM1). 1 channel 3-wire RS-232 serial port(COM2) 2 channel RS-485 interface(COM3、COM7),COM3 is a multiplexing of CAN , COM3 as standard . 1 channel USB device interface,support ActiveSync connect to PC to exchange data and debug application. 1 channel USB Host interface,support usual USB device such as mouse, keyboard, U disk ,etc. 1 channel 100M Ethernet interface. 1 channel TF slot, support SD/TF card. 1 channel CAN interface(driver inside)(optional) 1 channel DC12V~24V, industrial power solution,higher reliability. OS Windows CE 6.0 Defend degree / Working Environment Power: DC 12V~24V,600mA Working temperature:-10~60℃ Storage temperature:-20~80℃ working humidity:10~90%RH Size No shell power:12~24V Size :143.7x77.5x25.3 (mm) trepanning size:108x69.5 (mm) Application area industrial control,detection device,instruments and meters,security monitoring,medical apparatus and instruments, intelligent terminals embedded high-end application. Software support Flash FAT file system protection function. IDE: Visual Studio 2005/2008.net(.net 2.0 Compact), EVC++, Labview development. Easy change the user-defined splash screen. Support display screen rotation (degree: 0/90/180/270)