Integrated of barcode scanning, RFID read/write, wireless Communication, support 2 reader modules Size: 186.5(L)mm*75(W)mm* ... Environment: IP64Drop test: 1.5 meters drop at six sides RFID Frequency: HF13.56MHzProtocol Standard: ISO14443A, 15693Read-Write Range: ... mega pixelsExpansion Slots: SAM/SIM/Micro SD(TF) cardsOptional Function Modules: 1D barcode, 2D imager, RFID14443A, RFID15693, GPRS, GPS, ...