The CBPF921H12 from AWT Global is a Band Pass Filter with Frequency 815.5 to 927.5 MHz, Bandwidth 12 MHz, Center Frequency 921.5 MHz, Insertion Loss 4.3 dB, Rejection 25 to 31 dBc. Tags: Surface Mount, DIP, Surface Mount, Ceramic, Ceramic Filter. More details for CBPF921H12 can be seen below.