The SiMF9R9/1R1-6E3 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 9.4 to 10.5 GHz, Center Frequency 9.95 GHz, Insertion Loss 1.5 dB, Rejection 30 dB @8.7GHz&11.3GHz, 40 dB @8.5GHz&11.4GHz, 60 dB @DC~7GHz, 50 dB @12~16GHz, Upper Rejection 30 to 50 dB. Tags: Surface Mount, Cavity Filter. More details for SiMF9R9/1R1-6E3 can be seen below.