The SHX-TG101A-B from Shanghai Huaxiang Computer Communication Engineering is a RF & Microwave Isolator with Frequency 1.2 to 2.5 GHz, Bandwidth 70 MHz / 200 MHz, Average Power Forward 100 W, Average Power Reverse 100 W (Load Power), Insertion Loss 0.3 to 0.4 dB. Tags: Module with Connector, Coaxial Isolator. More details for SHX-TG101A-B can be seen below.