The D1G01G81 from Microwave Circuits is a Diplexer with Frequency f1 DC to 1000 MHz, Frequency f2 1800 to 3000 MHz, Power 1 W, Attenuation 66 to 100 dBc, Attenuation f1 66 dBc. Tags: Module with Connectors. More details for D1G01G81 can be seen below.