The AD8A3430/3530F60FCA from Vanlong is a RF Duplexer with Frequency 3.4 to 3.56 GHz, Band 1 3.4 to 3.46 GHz, Band 2 3.5 to 3.56 GHz, Insertion Loss 6.5 dB, Attenuation 18 dB. Tags: Surface Mount. More details for AD8A3430/3530F60FCA can be seen below.