As a travel-friendly mixer, the DJR400 offers easy back connections and plug-and-play functionality. It boasts specifications akin to the DJR100D, featuring 4 line ports, switchable inputs, and an integrated crossover isolator. Outputs are via RCA and XLR. The DJR400 also comes with an effects loop, manageable monitor, and external power supply. All packed into a compact body weighing 2.8 kg.