Ready to bring your N scale model railroad to life with awesome sound effects? This DCC Sound Decoder and Cubic Speaker combo from XL Systems Inc is exactly what you need! Specifically designed to work with Kato locomotives like the SD70 and AC4400 (model XL 1806), this setup lets you add realistic engine sounds to your trains. It runs on AC power and is compatible with DCC control systems - perfect for serious model railroaders who want that extra layer of realism. Brand new in its original packaging, never used or installed. Imagine hearing the rumble of a diesel engine as your train climbs a grade or the horn blast as it approaches a crossing! This isn't just about making trains move - it's about creating an immersive experience. Whether you're setting up a new layout or upgrading an existing locomotive, this sound decoder system will take your model railroading to the next level. Get ready to hear your trains come alive!