The MLFR-0220 from Micro Lambda Wireless, Inc. is a Band Stop Filter with Stopband Frequency 2 to 20 GHz, Bandwidth 150 MHz, Insertion Loss 2.5 dB, Power 0.6 W(28 dBm), VSWR 2.0:1. Tags: Module with Connectors. More details for MLFR-0220 can be seen below.