The MD8C902/947F25FCA from Vanlong is a RF Duplexer with Frequency 890 to 960 MHz, Band 1 890 to 915 MHz, Band 2 935 to 960 MHz, Insertion Loss 2.5 to 3.2 dB, Attenuation 40 to 45 dB. Tags: Surface Mount. More details for MD8C902/947F25FCA can be seen below.