The Nokia ARHA 2600MHz 474801A is a Remote Radio Unit RRU specifically designed for LTE networks. It is part of the Nokia 474801A BTS Base Transceiver Station system and is used for 4G LTE deployments. The Nokia ARHA RRU is responsible for transmitting and receiving wireless signals in the 2600MHz frequency band, enabling high-speed data connections and mobile communication services. It is a critical component in building a reliable and efficient LTE network infrastructure.