The HO Scale Broadway Limited SD40-2 Wheeling & Lake Erie DCC/Sound is a detailed replica of an Electro-Motive Diesel (EMD) locomotive in black color. This model features a Co-Co wheel configuration, digital control system, light and sound functions, and is pre-built for easy assembly. The locomotive is designed for a two-rail system and is suitable for model railroads and trains enthusiasts aged 17 years and up. Made of plastic, this model is a great addition to any transportation-themed rail system.