The SiMS14R9/2R2-8D2 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 13.72 to 16 GHz, Center Frequency 14.9 GHz, Insertion Loss 1.9 dB, Rejection 30 dB @12.8GHz&17GHz, 40 dB @12.5GHz&17.3GHz, 50 dB @DC~12.2GHz, 40 dB @17.3~31.5GHz, Upper Rejection 30 to 40 dB. Tags: Surface Mount, Cavity Filter. More details for SiMS14R9/2R2-8D2 can be seen below.