The MF4A3400F200FCA from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 3300 to 3500 MHz, Bandwidth 200 MHz, Center Frequency 3400 MHz, Insertion Loss 3.2 dB, Upper Rejection 40 dB. Tags: Surface Mount, Monoblock Filter, Dielectric Filter. More details for MF4A3400F200FCA can be seen below.