The MLFP-42026 from Micro Lambda Wireless, Inc. is a Tunable Filter with Tunable Frequency 2 to 26.5 GHz, Bandwidth 25 MHz, Rejection 60 dB, Input Power 10 dBm(Limiting), Insertion Loss 6 dB. Tags: Module with Connectors, YIG Filter. More details for MLFP-42026 can be seen below.