The RBP-275 from Mini Circuits is a Band Pass Filter with Frequency 268 to 282 MHz, Bandwidth 14 MHz, Center Frequency 275 MHz, Insertion Loss 1.73 to 1.85 dB, Rejection 20 dB @ 209 and 350 MHz. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for RBP-275 can be seen below.