The MLFRD-0206 from Micro Lambda Wireless, Inc. is a Tunable Filter with Frequency DC to 8 GHz, Tunable Frequency 2 to 6 GHz, Bandwidth 20 MHz, Rejection 40 dB, Input Power 5 to 28 dBm. Tags: Module with Connectors, YIG Filter. More details for MLFRD-0206 can be seen below.