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【High Quality Crystal Clear Sound】: Distinct mids and highs from our two precision acoustic drivers delivers excellent stereo sound and enhanced bass from our proprietary passive bass radiator design. Built-in 2 x 40mm dual driver portable speakerphone with crystal clear sound and strong bass without distortion even at highest volume.
【Ultra Portable&multifunctional】: Under 5 ounces. High capacity rechargeable lithium battery for up to 6 hours of playtime at 2/3 volume on a full charge. Suppot TF Card / U Disk to read and stored music files, you carry the multimedie library. Built-In FM Radio. So much better for travel and hiking, superlight and easy to fit in your backpack, baggage.