Class 50 - LokSound 3.5 Manual 27 August 2020 15:23 Updated Class-50-LokSound-V3.5.pdf 2 MB Download Related articles Black 5 Steam Loco - LokSound 3.5 Manual ESU LokSound 3.5 Instruction manual CLASS 50 HSS 431 Black 5 Steam loco HSS 403B MK1 Light Coaches