The MMC-SP3T-DC18-28 from Mesa Microwave is a RF Switch with Frequency 1 to 18 GHz, Insertion Loss 0.2 to 0.5 dB, Isolation 60 to 80 dB, Power 46.02 to 50 dBm, Power 40 to 100 W. Tags: Module with Connectors, Solid State. More details for MMC-SP3T-DC18-28 can be seen below.