Product Details Product model WLT-043R-NP00 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 CAN bus(driver inside) multiplex as RS-485-COM3 (optional) 1 channel USB Device interface, support ActiveSync connect to PC to exchange data and debug application. 2 channel USB Host interface,support usual USB device such as mouse , keyboard, U disk , etc 1 channel 100M Ethernet interface 1 channel SD/MMC slot, support TF card 1 channel External WIFI module(optional) 1 channel DC12V~24V, industrial power solution,higher reliability. OS Windows CE 6.0 R3 Defend degree IP65 (front panel) Working Environment Power:DC 12V~24V working Temperature:-10~60â?? storage temperature:-20~85â?? working humidity:10~90%RH Size shell structure: plastic panel size:139.6 x 86.6 (mm) trepanning size:131.2 x 79.2(mm) Application area industrial control,detection device,instruments and meters,security monitoring,medical apparatus and instruments, intelligent terminals embedded high-end application. Support CAN bus network deployment. Software support Flash power-down 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).