As a member of domestic HIFI manufacturers, Fiio has always occupied a position.

Fiio M11

Android Intelligent HD Lossless Music player M11 (Exynos 7872 Master, Open Android7.0 system, 2.5 / 3.5 / 4.4 headset output Interface, 5.15in full screen).
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https://www.gearbest.com/blog/new-gear/fiio-m11-vs-m5-vs-m6-vs-m7-vs-m9-x7-mark-ii-7382