The S4TA-001400E4B from Corech Microwave is a RF Switch with Frequency 0.1 to 40 GHz, Insertion Loss 5 to 6 dB, Isolation 65 to 70 dB, Power 23.01 dBm, Power 0.2 W. Tags: Module with Connectors, Solid State. More details for S4TA-001400E4B can be seen below.