I have not read all the responsses so my apologies if it has been mentioned.
The best thing to use on the Adagio speakers is car wax. Get a good micro-fiber cloth and you're all set. I have been using car wax on many piano finish speakers for years. I have had the best luck with Turtle Wax but any good wax will do.
The best thing to use on the Adagio speakers is car wax. Get a good micro-fiber cloth and you're all set. I have been using car wax on many piano finish speakers for years. I have had the best luck with Turtle Wax but any good wax will do.