The D1G11G81 from Microwave Circuits is a Diplexer with Frequency f1 DC to 1100 MHz, Frequency f2 1800 to 3000 MHz, Power 2 W, Attenuation 70 dBc, Attenuation f1 70 dBc. Tags: Module with Connectors, Lumped Component. More details for D1G11G81 can be seen below.