The AM2600B1069 from Anatech Electronics is a Band Pass Filter with Frequency 2.5 to 2.7 GHz, Bandwidth 200 MHz, Center Frequency 2600 MHz, Insertion Loss 1.5 dB, Upper Rejection 40 dB @ 3050 MHz. Tags: Ceramic, Surface Mount, Ceramic Filter. More details for AM2600B1069 can be seen below.