The INA-1723 from Stellant Systems is a RF & Microwave Isolator with Frequency 1.7 to 2.3 GHz, Insertion Loss 0.4 dB, Isolation 22 dB, Operating Temperature 0 to 65 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for INA-1723 can be seen below.