We are offering handheld data terminal. Feature: symbol high performance scan engine, scans various types of barcode quickly, easily and stably wince6.0 pro samsung arm920 @533mhz cpu&128mb memory multiple communication ways(wifi, gsm/gprs/edge, bluetooth) rapid remote communication(2.5g edge, download up to 85.61bps) optional choice of rfid and barcode scanning at the same time small volume, light weight, suitable for single hand operating 3.2m camera physical characteristics dimensions: 148*67*31mm weight:300 g (with battery) screen: 2.8″qvga tft-lcd, 65k colors, backlight keyboard: 21 silica gel numeral keyboards battery: chargeable, 3.7v, 3200mah, lithium battery expansion slots: microsd/tf card,maximum to 8g sim slot : one sim slot audio: 0.5w speaker camera: samsung 3.2 mega pixel performance parameters cpu: samsung arm920t,533mhz operating system: wince 6.0 memory: 128mb ram expansion memory:512mb nand flash interface: usb 2.0 (client) environmental operating temperature: -20°c ~ 50°c storage temperature: -25°c ~ 70°c humidity 5%rh-95%rh(non-condensing) dropping survive 1.2m drop test on six sides(concrete floor, under operating temperature) environmental seal ip54 wifi wireless wan: gsm/gprs/edge(850, 900, 1800, 1900mhz), download/upload speed: 85.61/42.8bps wireless lan:wifi ieee 802.11 b/g wireless pan:bluetooth 2.0 data acquisition barcode 1d: symbol se955, laser)upc/ean, code128, code39, code93, code11, interleaved 2 of 5, discrete 2 of 5, chinese 2 of 5, codabar, msi, rss, ect.2d(symbol se4500, coms, soft decoding):data matrix, qr code, aztec code, pdf417, us planet, uk postal, ect. rfid:high frequency 13.56mhz, iso14443a/iso15693(optional).