The Kathrein RRU4 Series UHF RFID Reader is a unit with an Ethernet communication interface and © KRAI for use in the frequency range from 865 to 868 MHz and 902 to 928 MHz for the EPC Gen2 standard (ISO 18000-6C). With the Linux running on the embedded PC based on the Q7 standard, powerful computing power is available. The user can set up and run his own complex applications. Thus, the device is ideal for applications with time-critical filters in high to very-high tag populations.