FBI certified 4G Fingerprint Smartphone With Thermal Printer SF502 is a FBI certified all-in-one handheld android fingeprint smartphone terminal with thermal printer. This handheld scanner and printer is based on Android 5.1. With , 8 MP camera, Near-field communications (NFC), GPS+BDS, Bluetooth integrated and optional UHF RFID reader, 1D/2D barcode scanner and PSAM Encryption,widely used in banking, ticketing, warehouse and inventory management, asset management, etc