At the end of 2019, FiiO released its annual flagship Android audio player – FiiO M15 Android Hi-Res loseless audio player, which offers big upgrades in many aspects including design, sound quality and performance. Compared to the predecessor – FiiO M11 Pro, what main upgrades does the new FiiO M15 offer? This comparison guide may help you.
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https://www.gearbest.com/blog/new-gear/fiio-m15-vs-fiio-m11-pro-what-are-the-main-upgrades-and-which-one-should-you-buy-10478