The CBB859/25SK-D3 from G-WAY Microwave is a RF Duplexer with Frequency 824 to 849 MHz / 869 to 894 MHz, Band 1 824 to 849 MHz, Band 2 869 to 894 MHz, Power 60 W, Insertion Loss 0.5 to 0.7 dB. Tags: Module with Connectors. More details for CBB859/25SK-D3 can be seen below.