The MLFR-0212 from Micro Lambda Wireless, Inc. is a Band Stop Filter with Stopband Frequency 2 to 12 GHz, Bandwidth 150 MHZ, Insertion Loss 1.5 dB, Power 0.6 W(28 dBm), VSWR 2.0:1. Tags: Module with Connectors. More details for MLFR-0212 can be seen below.