The WVC-1882.5D1962.5-65M04 from Wevercomm is a RF Duplexer with Frequency 1.85 to 1.91 GHz / 1.93 to 1.99 GHz, Band 1 1.85 to 1.91 GHz, Band 2 1.93 to 1.99 GHz, Power 4 W, Insertion Loss 3.5 dB. Tags: Module with Connectors. More details for WVC-1882.5D1962.5-65M04 can be seen below.