The MLFP-48040 from Micro Lambda Wireless, Inc. is a Tunable Filter with Tunable Frequency 8 to 40 GHz, Bandwidth 250 MHz, Rejection 80 dB, Input Power 10 dBm(Limiting), Insertion Loss 6 dB. Tags: Module with Connectors, YIG Filter. More details for MLFP-48040 can be seen below.