The SiMF14/2R2-7D2 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 12.9 to 15.1 GHz, Center Frequency 14 GHz, Insertion Loss 2 dB, Rejection 30 dB @11.8GHz&16.1GHz, 40 dB @11.9GHz&14.85GHz, 60 dB @DC~10.2GHz, 50 dB @16.5~20GHz, Upper Rejection 30 to 50 dB. Tags: Surface Mount, Cavity Filter. More details for SiMF14/2R2-7D2 can be seen below.