The SiMF14/8-10D1 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 10 to 18 GHz, Center Frequency 14 GHz, Insertion Loss 1 dB, Rejection 30 dB @7.5GHz&20.2GHz, 40 dB @6.5GHz&20.5GHz, 60 dB @DC~4.5GHz, 40 dB @21~30GHz, Upper Rejection 30 to 40 dB. Tags: Surface Mount, Cavity Filter. More details for SiMF14/8-10D1 can be seen below.