The P4T-12G18G-60-T-5-5-SFF from Quantic PMI (Planar Monolithics) is a RF Switch with Frequency 12 to 18 GHz, Insertion Loss 3 dB, Isolation 60 dB, P1dB 27 dBm, P1dB 0.5 W. Tags: Module with Connectors, Solid State. More details for P4T-12G18G-60-T-5-5-SFF can be seen below.