Looking to upgrade your loco with DCC sound and get it running smoothly? This service includes a quality DCC sound decoder and speaker, along with our full 5-step installation process. Suitable for most N Gauge and OO Gauge locomotives. What’s Included DCC sound decoder (matched to your locomotive) Speaker supply and installation Full DCC sound fitting and testing Sound programming and function setup Standard service (cleaning, lubrication, pickup check) Suitable for most OO and N Gauge models Our 5-Step DCC Sound Fitting Process Initial test and visual inspection Cleaning, lubrication and pickup optimisation Decoder & speaker installation (soldering as required) Programming, sound setup and function testing Final run test under load Important Notes Speaker size and fitment depend on available space inside the locomotive Some models may require minor modifications or alternative speaker solutions Prices start from £140 depending on decoder specification and installation requirements.