The AE256B7108 from Anatech Electronics is a Band Pass Filter with Frequency 257.5 to 264.5 MHz, Bandwidth 7 MHz, Center Frequency 256.5 MHz, Insertion Loss 3 dB, Upper Rejection 60 dB 283 to 1000 MHz. Tags: Surface Mount, Lumped Component Filter. More details for AE256B7108 can be seen below.