... digital backlight keypad, soft keys, support handwrite input(6) Standard Communication:USB1.1 Host and client,RS232 (7) Standard Battery:3 ... .11b/g, 11Mb/s~54Mb/s)(9) GSM/GPRS communication module (900/1800/1900MHz)(10) Information collection: Stylus,Input board,barcode ... code(16) Support UHF RFID: Built-in RRU9803M UHF RFID module supporting ISO18000-6C (EPC C1G2) and ISO18000-6B protocol(17 ...