PMI Model No. P4T-100M40G-90-T-512-292FF-SP is a 100 MHz to 40 GHz, ultra-compact, high speed, single pole, four throw, absorptive switch. This switch offers over 100 dB of port to port isolation from 100 MHz to 18 GHz, over 90 dB from 18 to 26.5 GHz and over 75 dB from 26.5 to 40 GHz.