N Scale Paragon4 Sound & Control System These N scale models feature BLI's Paragon4 — the new benchmark for premium sound-equipped locomotives. Each model ships with BLI's own integral DCC decoder factory installed, offering dual-mode DC and DCC operation with industry-leading sound and control: Operates in DC & DCC with improved DC speed control (use DCMaster for DC Sound) Built-in capacitance to navigate imperfect track Back EMF for superb slow-speed operation Pro Lighting Mode for individual control of all lights Switcher Mode for precise low-speed control Record & Play Operation — records and plays back sounds and movements for automatic operation High-resolution audio with Rolling Thunder functionality Quillable horn for various whistle lengths and patterns Choice of 3 selectable whistles Alternate whistle/horn where applicable Adjustable bell ringing interval Numerous user-mappable functions Multiple realistic passenger and crew sounds Grade Crossing Automatic Signal Automatic Forward/Reverse Signal Prime mover sound intensity varies with load Individually adjustable sound volumes EZ Reset Button for quick return to factory defaults Industry-Leading Model Features Die cast body and chassis for maximum tractive effort Precision drive mechanism engineered for heavy towing and smooth slow-speed operation Premium caliber painting with prototypically accurate paint schemes and road numbers Many separately applied details: handrails, grab irons, piping, whistle, and bell Prototypical headlight Prototypically accurate sounds for the USRA 2-8-2 Operating Microtrains-compatible couplers Operates on Code 55, Code 70, and Code 80 rail Minimum operating radius: 9.75 inches