Bluetooth speakers are a highly diverse bunch, so choosing the right one can be quite an exercise. The most important things to consider when shopping for a portable wireless speaker are sound quality, battery life, and, of course, design.Like going from standard definition to HD video, High-Resolution Audio tracks are far higher quality than MP3s and even CDs, letting you hear every breath, every drumbeat, and every note.Don't let Henzin S6 …
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