The T5971/DB from Smiths Interconnect is a RF & Microwave Isolator with Frequency 5.9 to 7.1 GHz, Average Power Forward 10 W, Average Power Reverse 1 W, Peak Power Forward 0.01 kW, Insertion Loss 0.6 dB. Tags: Microstrip, Microstrip Isolator. More details for T5971/DB can be seen below.