The BPF-2442C from RF Bay is a Band Pass Filter with Frequency 2400 to 2484 MHz, Bandwidth 84 MHz, Center Frequency 2442 MHz, Insertion Loss 1.5 to 2 dB, Upper Rejection 38 to 40 dB. Tags: Module with Connectors, Ceramic Filter. More details for BPF-2442C can be seen below.