The SiMF10R1/6R2-8D2 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 7 to 13 GHz, Center Frequency 10 GHz, Insertion Loss 1.2 dB, Rejection 30 dB @4.25GHz&15GHz, 40 dB @3.15GHz, 50 dB @DC~1.65GHz, Upper Rejection 30 dB. Tags: Surface Mount, Cavity Filter. More details for SiMF10R1/6R2-8D2 can be seen below.