The SHX-LIM-FGZL-7/16-XX from Shanghai Huaxiang Computer Communication Engineering is a DC Block with Frequency 100 MHz to 6 GHz, Insertion Loss 0.20 to 0.30 dB, Breakdown Voltage 1000 to 3000 V (Withstand), VSWR 1.15:1, 1.25:1, Operating Temperature -45 to 55 Degree C. Tags: Connectorized. More details for SHX-LIM-FGZL-7/16-XX can be seen below.