The MC4A2275F250FCA from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 2150 to 2400 MHz, Bandwidth 250 MHz, Center Frequency 2275 MHz, Insertion Loss 1 dB, Upper Rejection 45 dB. Tags: Surface Mount, Monoblock Filter, Dielectric Filter. More details for MC4A2275F250FCA can be seen below.