The WVC-1767.4D1862.4-35M01 from Wevercomm is a RF Duplexer with Frequency 1.74 to 1.784 GHz / 1.84 to 1.87 GHz, Band 1 1.74 to 1.784 GHz, Band 2 1.84 to 1.87 GHz, Power 5 W, Insertion Loss 1 dB. Tags: Module with Connectors. More details for WVC-1767.4D1862.4-35M01 can be seen below.