The DBSR0200170040B from Qotana is a RF Switch with Frequency 170 to 405 MHz, Insertion Loss 0.5 to 0.7 dB, Isolation 60 to 67 dB, P1dB 50 dBm, P1dB 100 W. Tags: Module with Connectors, Solid State. More details for DBSR0200170040B can be seen below.