The DBSR0200230030A from Qotana is a RF Switch with Frequency 230 to 300 MHz, Insertion Loss 0.4 to 0.6 dB, Isolation 50 to 65 dB, P1dB 51 dBm, P1dB 125.89 W. Tags: Module with Connectors, Solid State. More details for DBSR0200230030A can be seen below.