A5000 Industrial Rfid Pda Wifi/GSM,GPRS,Support cellphone certeficate:CE FCC ROHS manufacturer,lowest price OEM/ODM A5000 Industrial Rfid PdaHardware characteristics MicroprocessorSamsung S3C2440A,dominant frequency 400MHzMemory64M Bytes SDRAM,128M Bytes FlashTF slotsBiggest support 32GB TF card Display screen2.8 inches,320 x 240 dot matrix color LCD, with touch screen Keyboard 20 + 1 ...