The MC4A2350F100FCC from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 2300 to 2400 MHz, Bandwidth 100 MHz, Center Frequency 2350 MHz, Insertion Loss 1.7 to 2 dB, Upper Rejection 25 to 40 dB. Tags: Surface Mount, Monoblock Filter, Dielectric Filter. More details for MC4A2350F100FCC can be seen below.