The AE1640CB1764 from Anatech Electronics is a Band Pass Filter with Frequency 1540 to 1740 MHz, Bandwidth 200 MHz, Center Frequency 1640 MHz, Insertion Loss 1.6 dB, Rejection 13 to 38 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for AE1640CB1764 can be seen below.