The MLFR-5964 from Micro Lambda Wireless, Inc. is a Tunable Filter with Frequency DC to 12 GHz, Tunable Frequency 5.9 to 6.4 GHz, Bandwidth 70 MHz, Rejection 70 dB, Input Power 13 to 30 dBm. Tags: Module with Connectors, YIG Filter. More details for MLFR-5964 can be seen below.