價格：免費
檔案大小：47.2 MB
版本需求：需要 iOS 6.1 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
This app provides a luxurious experience exploring the world of custom built trumpets by Jason Harrelson. “Harrelson Trumpets. Where Science Meets Sound.” Leisurely browse through artful horns, mouthpieces and accessories that are displayed. Also, test your knowledge of Arban, Clarke, Charlier and others with an interactive, animated trivia game.
支援平台：iPhone