Quantic PMI Model P1T-500M40G-55-T-292FF is an SPST, High Speed, Absorptive Switch that operates at a frequency range of 0.5 to 40 GHz and is capable of switching within 100 ns with a 55 dB of Isolation and insertion loss of 5.5 dB maximum. Housing size is 1.0" x 1.0" x 0.5" with 2.92mm female connectors.