Quantic PMI Model P4T-500M40G-60-T-55-292FF-SP Rev. B is a 0.5 to 40 GHz, Ultra-Compact, High Speed, Single Pole, Four Throw, Absorptive Switch that offers over 60 dB of port-to-port isolation while maintaining an insertion loss of 8 dB maximum. The switching speed is <50 ns and is controlled by 2-Bit decoded TTL. The maximum operating power is 20 dBm CW and the VSWR is 2.5:1 maximum. The compact housing measured only 2.0" x 1.0" x 0.4" and is supplied with 2.92mm female connectors.