The DPLB-4254A0+ from Mini Circuits is a Diplexer with Frequency f1 DC to 42 MHz, Frequency f2 54 to 1220 MHz, Power 0.50 W, Attenuation 45 dB, Attenuation f1 45 dB. Tags: Surface Mount, Lumped Component. More details for DPLB-4254A0+ can be seen below.