Upgrade to a premium DCCSound sound package

• ESU 58820/58823 LokSound 5 Micro DCC 8 pin or 58429 21-MTC decoder with B class sound project included

• Premium DCCSound speaker(s) to suit Auscision B class model included

• Pre 2020 has a 8 pin socket and allowance for twin speakers (modication required to PCB)

• 2020 run has a 21 pin socket and allowance for a single, twin driver speaker

• Model for illustration purposes only