The AM2350B1323 from Anatech Electronics is a Band Pass Filter with Frequency 2.3 to 2.4 GHz, Bandwidth 100 MHz, Center Frequency 2350 MHz, Insertion Loss 3.5 dB, Upper Rejection 11 dB @ 2420 MHz. Tags: Ceramic, Surface Mount, Ceramic Filter. More details for AM2350B1323 can be seen below.