The DUP-1088-UHSE from Tamagawa Electronics Vietnam is a RF Duplexer with Frequency 3.5 to 4.8 GHz, Band 1 3500 to 3690 MHz, Band 2 4600 to 4800 MHz, Power 100 W, Insertion Loss 0.5 dB. Tags: Module with Connectors. More details for DUP-1088-UHSE can be seen below.