You searched for: “ultra high frequency
ultra-high frequency, UHF
From 300 MHz to 3 Ghz. Typically, RFID tags that operate between 866 MHz to 960 MHz.

They can send information faster and farther than high-frequency and low-frequency tags, but radio waves don’t pass through items with high water content; such as, fruit, at these frequencies.

UHF tags are also more expensive than low-frequency tags, and they use more power.

This entry is located in the following units: Radio Frequency Identification (RFID): Definitions (page 10) ultra-, ult- (page 2)