General information: The FN proximity reader is a 13.56MHz ISO 14443 Type A compliant reading/writing device, It's of compact size and looks just like an U disk. With internal antenna, its typical operating distance is 20 -50mm. With a standard USB2.0 communication interface, it is ready to "plug and play" wherever. Its compact size, low power consumption and versatility allow a flexible and efficient application or integration in different configurations and systems, especially for movable applications. Specifications for Basic Model: Part number: FN HFD1108 Operating Frequency: 13.56MHz ± 7KHz Operating standards: ISO 14443 Operating power: 5V DC, 20-30mA Read Range: 20~ 60mm Communication Interfaces: USB 2.0 Indicators: LED and buzzer Operating Temperature: -20 degree ~+65 degree Storage Temperature: -40 degree ~ +85 degree Humidity: 45 % RH ~ 85%RH (non-condensing ) Dimension(L x W x H): 120x20x10mm Applications: City card Anti-thief Smart tickets Access control Animal identification and management Brand protection and security Product line management Medicine and pharmacy management Supply chain tracking Luggage tracking Transportation Membership management Brand protection and security Product line management Medicine and pharmacy management Post service management