Neck Bluetooth Headphones Sports Earplugs Stereo Earphone

DetailsPower consumption: 19.04 ma-22.13 ma;Music 16.3 sound 5 m sound channel a-22 bracket 5 body 6 m soundCapacitance: 6 0maTransmission distance: 10 metersPacking weight: 50gWeight: about 16.4 grams.Telephone time: about 3 hours.Standby time: about 50 hours.
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