The MLFR-0812 from Micro Lambda Wireless, Inc. is a Tunable Filter with Frequency DC to 18 GHz, Tunable Frequency 8 to 12.4 GHz, Bandwidth 25 MHz, Rejection 40 dB, Input Power 13 to 30 dBm. Tags: Module with Connectors, YIG Filter. More details for MLFR-0812 can be seen below.