The KRC 161 618/1 is a radio unit utilized in Ericsson's base station solutions. It is designed to provide radio connectivity and communication capabilities in mobile networks.The specific model number for this unit is KRC 161 618/1. It is also known as Radio 2219 B8A.The module is optimized to operate in the B8 (900 MHz) frequency band. This suggests that it is intended for use in GSM (2G) or potentially other technologies deployed in the 900 MHz frequency range.The KRC 161 618/1 is designed to be compatible with Ericsson's base station equipment. It is typically used as a component of Ericsson's radio access network (RAN) solutions.