1)Andriod,wifi,bluetooth 2)barocde scanner,gprs,rfid,gps,camera 3)SDK,soucecode free SPECSDescriptionOSCPU Android2.2Qualcomm,ARM11,800MHZMemoryFlash ... Card Slot( Micro-SD card ,up to 32G) -- wifi,Bluetooth, GPS function android barcode reader with gps rfid wifi/3g (IP65)