The AE2020CB1766 from Anatech Electronics is a Band Pass Filter with Frequency 1920 to 2120 MHz, Bandwidth 200 MHz, Center Frequency 2020 MHz, Insertion Loss 1.7 dB, Rejection 13 to 38 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for AE2020CB1766 can be seen below.