The SiMF14R5/3-7D2 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 12.9 to 16 GHz, Center Frequency 14.5 GHz, Insertion Loss 1.4 dB, Rejection 30 dB @11.5GHz&17.15GHz, 40 dB @11GHz&17.4GHz, 60 dB @DC~9.9GHz, 50 dB @17.7~22.3GHz, Upper Rejection 30 to 50 dB. Tags: Surface Mount, Cavity Filter. More details for SiMF14R5/3-7D2 can be seen below.