The FMA-264S from Metropole Products Inc. is a Diplexer with Frequency f1 2276.5 to 2297.5 MHz, Frequency f2 2100 to 2112 MHz, Power 20 W, Insertion loss 0.55 to 0.65 dB, Insertion loss f1 0.55 dB. Tags: Module with Connectors, Cavity. More details for FMA-264S can be seen below.