We are offering ultra high frequency rfid reader. Technical specification: support protocol iso18000-6b/iso18000-6c(epc g2) working frequency ism 902mhz ~ 928mhz,or 920mhz ~ 925mhz customization 860mhz ~ 960mhz working mode fhss or working mode of fixed frequency pulse transmitting set by software transmit power 20dbm ~ 30 dbm(set by software)