The WVC-1462.75D1516.75-27.5M01 from Wevercomm is a RF Duplexer with Frequency 1.44 to 1.47 GHz / 1.50 to 1.53 GHz, Band 1 1.44 to 1.47 GHz, Band 2 1.50 to 1.53 GHz, Insertion Loss 1.5 dB, Attenuation 30 to 70 dB. Tags: Module with Connectors. More details for WVC-1462.75D1516.75-27.5M01 can be seen below.