The SXBP-27R5 from Mini Circuits is a Band Pass Filter with Frequency 24 to 31 MHz, Bandwidth 7 MHz, Center Frequency 27.5 MHz, Insertion Loss 1.3 to 2.5 dB, Rejection 20 dB @ DC-19 and 39-900 MHz. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for SXBP-27R5 can be seen below.