The P4T-4G8G-70-R-SFF from Quantic PMI (Planar Monolithics) is a RF Switch with Frequency 4 to 8 GHz, Insertion Loss 1.8 dB, Isolation 70 dB, Power 20 dBm, Power 0.1 W. Tags: Module with Connectors, Solid State. More details for P4T-4G8G-70-R-SFF can be seen below.