The M3SWA-2-50DRB+ from Mini Circuits is a RF Switch with Frequency DC to 4.5 GHz, Insertion Loss 0.5 to 2.5 dB, Isolation 30 to 78 dB, P1dB 19.2 to 25.4 dBm, P1dB 0.08 to 0.35 W. Tags: Surface Mount, Solid State. More details for M3SWA-2-50DRB+ can be seen below.