The BFHK-2582+ from Mini Circuits is a Band Pass Filter with Frequency 24.25 to 27.50 GHz, Center Frequency 25.8 MHz, Insertion Loss 2 to 4.5 dB, Upper Rejection 21 to 30 dB, Lower Rejection 34 to 58 dB. Tags: Ceramic, Ceramic Filter. More details for BFHK-2582+ can be seen below.