The KFF6403A from CTS Electronic Components is a Band Pass Filter with Frequency 1.22 to 1.24 GHz, Bandwidth 20 MHz, Insertion Loss Less than 1 dB, Rejection 29 to 31 dB, Power 1 to 10 W. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for KFF6403A can be seen below.
