The SiMF24R3/R1-6E5 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 24.35 to 24.9 GHz, Center Frequency 24.6 GHz, Insertion Loss 4 dB, Rejection 30 dB @23.45GHz&26.55GHz, Upper Rejection 30 dB. Tags: Surface Mount, Cavity Filter. More details for SiMF24R3/R1-6E5 can be seen below.