The SYBP-2250 from Mini Circuits is a Band Pass Filter with Frequency 1.88 to 2.62 GHz, Bandwidth 740 MHz, Center Frequency 2250 MHz, Insertion Loss 2.2 to 3 dB, Rejection 20 dB @ DC-1280 and 3640-5400 MHz. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for SYBP-2250 can be seen below.