The AM2655B1144 from Anatech Electronics is a Band Pass Filter with Frequency 2.62 to 2.69 GHz, Bandwidth 70 MHz, Center Frequency 2655 MHz, Insertion Loss 2.2 dB, Upper Rejection 40dB @ 2809.6-2879.6 MHz. Tags: Ceramic, Surface Mount, Ceramic Filter. More details for AM2655B1144 can be seen below.