The R12-SFXXT18-I from Talent Microwave Inc is a RF Switch with Frequency DC to 18 GHz, Insertion Loss 0.2 to 0.25 dB, Isolation 60 to 70 dB, Power 46.98 to 49.03 dBm, Power 50 to 80 W. Tags: Module with Connectors, Electro-Mechanical, USB Controlled. More details for R12-SFXXT18-I can be seen below.