The DPX202170DT-4149A1 from TDK is a Diplexer with Frequency f1 824 to 960 GHz, Frequency f2 1.71 to 2.17 GHz, Attenuation 15 to 22.8 dB, Attenuation f1 15 to 17.7 dB, Attenuation f2 20 to 22.8 dB. Tags: Surface Mount. More details for DPX202170DT-4149A1 can be seen below.