Home / Forums / Buying a melodica / Upgrade from Walther P/U 10 / Reply To: Upgrade from Walther P/U 10 Reply To: Upgrade from Walther P/U 10 March 3, 2017 at 7:02 pm #8327 Paul DurhamParticipant Very pleased for you. It is always good to make your own choices and only you can judge whether the extra cost is justified. If it gives the service you need, great.