The DPX105850DT-6019A1 from TDK is a Diplexer with Frequency f1 2.4 to 2.5 GHz, Frequency f2 5.15 to 5.85 GHz, Attenuation 10 to 40 dB, Attenuation f1 15 to 24 dB, Attenuation f2 10 to 40 dB. Tags: Surface Mount. More details for DPX105850DT-6019A1 can be seen below.