The BFCG-5600 from Mini Circuits is a Band Pass Filter with Frequency 5.15 to 5.99 GHz, Center Frequency 5600 MHz, Insertion Loss 1.2 to 2.2 dB, Rejection 20 to 40 dB, Upper Rejection 20 to 40 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for BFCG-5600 can be seen below.