The SiMF9/6-7D2 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 6 to 12 GHz, Center Frequency 9 GHz, Insertion Loss 1 dB, Rejection 30 dB @3GHz&14GHz, 45 dB @DC~1GHz, Upper Rejection 30 dB. Tags: Surface Mount, Cavity Filter. More details for SiMF9/6-7D2 can be seen below.