Class A4 - DCC Sound Loksound manual 21 September 2020 10:51 Updated The instruction manual can be downloaded below. 4-1350A Class_A4_DIGITAL_Sound_Manual_LoRes.pdf 4 MB Download Related articles Princess Royal DCC Sound - Loksound Manual Class A4 TTS Sound Manual HSS 355 Class 5 - Black 5 (Sound) CLASS A4 Black 5 Steam Loco - LokSound 3.5 Manual