The FR4/PCB metal tag has good radio frequency performance when used on the metal surface,and it operates in UHF (902-928MHz, 865-868MHz frequency can be customized). FR4 material is durable, high temperature resistant, widely used in tracking and managing small objects such as some instruments, medical asset management, surgical instrument management, small asset tracking, tracking computers and laptops, and identifying built-in bolts etc.
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UHF tags
RFID hard tags