The DBSA0500504350A from Qotana is a RF Switch with Frequency 500 MHz to 43.5 GHz, Insertion Loss 3 to 6 dB, Isolation 50 to 75 dB, P1dB 23 dBm, P1dB 0.2 W. Tags: Module with Connectors, Solid State. More details for DBSA0500504350A can be seen below.