According to the regulations in different countries and regions, the frequency of UHF RFID is different. The North American frequency band is 902-928MHz, the European is 865-858MHz, the African is 865-868MHz, the Japan is 952-954MHz and the Korean is 910-914MHz. Besides,there are two frequency bands in China, Brazil and South Africa. The frequency bands in China are 920-925MHz and 840-845MHz, while the frequency bands in Brazil are 902-907.5MHz and 915-928MHz.
Overall, the UHF RFID band of the world mainly concentrate in two ranges, 902-928MHz and 865-868MHz.