The WVC-751D782-10M03 from Wevercomm is a RF Duplexer with Frequency 746 to 756 MHz / 777 to 787 MHz, Band 1 746 to 756 MHz, Band 2 777 to 787 MHz, Power 50 W, Insertion Loss 1.5 dB. Tags: Module with Connectors. More details for WVC-751D782-10M03 can be seen below.