The AM5050B1335 from Anatech Electronics is a Band Pass Filter with Frequency 5 to 5.1 GHz, Bandwidth 100 MHz, Center Frequency 5050 MHz, Insertion Loss 3 dB, Upper Rejection 30 dB @ 5350 MHz. Tags: Ceramic, Surface Mount, Ceramic Filter. More details for AM5050B1335 can be seen below.