The AM6300B1129 from Anatech Electronics is a Band Pass Filter with Frequency 6.06 to 6.54 GHz, Bandwidth 480 MHz, Center Frequency 6300 MHz, Insertion Loss 3 dB, Upper Rejection 5 dB @ 6600 MHz. Tags: Ceramic, Surface Mount, Ceramic Filter. More details for AM6300B1129 can be seen below.