The MM-RSW-005430-SP4T from Mountain Microwave Technology is a RF Switch with Frequency 0.5 to 43 GHz, Insertion Loss 4.5 dB, Isolation 60 dB, Power 20 dBm, Power 0.1 W. Tags: Module with Connectors, Solid State. More details for MM-RSW-005430-SP4T can be seen below.