The P8T-500M40G-50-T-55-SFF from Quantic PMI (Planar Monolithics) is a RF Switch with Frequency 500 MHz to 40 GHz, Insertion Loss 10 dB, Isolation 50 dB, P1dB 20 dBm, P1dB 0.1 W. Tags: Module with Connectors, Solid State. More details for P8T-500M40G-50-T-55-SFF can be seen below.