The DBSA1600504350A from Qotana is a RF Switch with Frequency 0.5 to 43.5 GHz, Insertion Loss 4.2 to 13 dB, Isolation 45 to 70 dB, P1dB 23 dBm, P1dB 0.19 W. Tags: Module with Connectors, Solid State. More details for DBSA1600504350A can be seen below.