The TD-850AB-L78-43 | E14Z00P11 from CommScope is a Diplexer with Frequency f1 777 to 849 MHz, 824.265 to 834.105 MHz, Frequency f2 746 to 894 MHz, 869.265 to 879.105 MHz, Power 1500 W, Peak Power 120 W, Frequency 746. Tags: Module with Connectors. More details for TD-850AB-L78-43 | E14Z00P11 can be seen below.