The DUP-1046 from Tamagawa Electronics Vietnam is a RF Duplexer with Frequency 824 to 875 MHz / 869 to 879 MHz, Band 1 824 to 875 MHz, Band 2 869 to 879 MHz, Power 100 W, Insertion Loss 0.7 dB. Tags: Module with Connectors. More details for DUP-1046 can be seen below.