PMI Model No. P4T-500M40G-60-T-55-292FF-SP Rev. B is a 500 MHz to 40 GHz, Ultra-Compact, High Speed, Single Pole, Four Throw, Absorptive Switch. This switch offers over 60dB of port-to-port isolation while maintaining an insertion loss of 8 dB maximum. The switching speed is less than 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. For More information visit https://www.pmi-rf.com/product-details/p4t-500m40g-60-t-55-292ff-sp-rev-b