... RFID radio frequency(UHF frequency band),Wi-Fi/GPRS/Bluetooth,Integrated the long-distance laser barcode scanner UHF handheld ... embedded speaker Information acquisition: RFID,Barcode scanning,touch screen,handheld pen. Support RFID Protocol: UHF:EPC Gen2(ISO18000- ... DistanceISO18000-6C: 500~1200mmReading distance depends on protocol, antenna, tag and working environment.ISO18000-6B: 500~1200mmBarcode ...