The SiMF6R98/R65-6D3 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 6.65 to 7.3 GHz, Center Frequency 6.98 GHz, Insertion Loss 3 dB, Rejection 30 dB @6.2GHz&7.8GHz, 40 dB @6GHz&8GHz, 60 dB @DC~5.6GHz, 50 dB @8.2~15GHz, Upper Rejection 30 to 50 dB. Tags: Surface Mount, Cavity Filter. More details for SiMF6R98/R65-6D3 can be seen below.