The SiMF22R7/1R5-6D2 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 21.85 to 23.6 GHz, Center Frequency 18 GHz, Insertion Loss 2 dB, Rejection 30 dB @20.3GHz&24.75GHz, 40 dB @19.75GHz&24.95GHz, Upper Rejection 30 to 40 dB. Tags: Surface Mount, Cavity Filter. More details for SiMF22R7/1R5-6D2 can be seen below.