... 128M flash, wifi,bluetooth,RS232+USB GPS, GPRS, 6-8hour Battery 1.CPU: ARM SAMSUNG-S3C2442,400HMZ2.Support ... SDRAM memory 64M, nandflash 128M, 5. built-in Bluetooth, 6.WIFI 802.11b/g for Wireless Internet Access7. ... ,1*earphone jack,1*mic jack, 9.built-in GPRS module (optional),10.SIRFIII GPS is optional, ... 11. Build-in 5000mAH lithium-poly battery,work about 6-8 hours,12.Dimension(mm): ...