The 6613BP44A1025 from Johanson Technology is a Band Pass Filter with Frequency 6.1 to 7.125 GHz, Center Frequency 6.6 GHz, Insertion Loss 2.4 to 2.8 dB, Rejection 3 to 50 dB @ 30 to 21315 MHz, Upper Rejection 3 to 30 dB @ 7925 to 21315 MHz. Tags: Ceramic, Surface Mount, Ceramic Filter. More details for 6613BP44A1025 can be seen below.