The AB2355B992 from Anatech Electronics is a Band Pass Filter with Frequency 2.35 to 2.36 GHz, Bandwidth 10 MHz, Center Frequency 2355 MHz, Insertion Loss 1.0 dB, Upper Rejection 20 MHz offset from Center Frequency 30 dBc. Tags: Module with Connectors, Cavity Filter. More details for AB2355B992 can be seen below.