The SiMS16R65/1R3-6D2 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 16 to 17.3 GHz, Center Frequency 16.65 GHz, Insertion Loss 2 dB, Rejection 30 dB @14.8GHz&18.2GHz, 40 dB @14.3GHz&18.4GHz, 55 dB @DC~13GHz, Upper Rejection 30 to 55 dB. Tags: Surface Mount, Cavity Filter. More details for SiMS16R65/1R3-6D2 can be seen below.