Chainway UR4 is a self-developed four-port fixed UHF RFID reader, configured with Impinj E710 RFID chip. It supports RS232 and RJ45, and can be compatible with various types of antennas. It is resistant to electromagnetic interference and good at heat dispersion. With high integration level and stable capacity, the RFID reader can be deployed in complex environments, such as warehousing, archives and library management, banking, shoes and apparel, jewelry, watch, laundry, production line, medical equipment cabinets, vending machine.