... 5.0 64M SDRAM,128M flash, wifi,bluetooth,RS232+USB GPS, GPRS, 6-8hour Battery 1.CPU: ARM SAMSUNG-S3C2442,400HMZ2 ... *mic jack, 9.built-in GPRS module (optional),10.SIRFIII GPS is optional,11. Build-in 5000mAH lithium-poly battery,work ... .:about 600g. 7" 7 inch wince GPS GSM GPRS industrial PC computer UMPC with RS232 serial port GSM GPS Bluetooth 6-8 hous battery