the store manager promises: three-year warranty + only replacement or repair +30-day free trial + dissatisfaction(店长承诺：送三年质保＋只换不修＋30天免费试用＋不满意) version [send white transparent case + histen sound effect + ultra-long life battery + intelligent noise reduction + three years(版【送白色透明套＋Histen音效＋超长续航＋智能降噪＋三年) extreme edition [white set for free + histen sound effect + ultra-long life battery + intelligent noise reduction + three years(至尊版【送白色套＋Histen音效＋超长续航＋智能降噪＋三年) extreme edition [send black set + histen sound effect + super long endurance + intelligent noise reduction + three years(至尊版【送黑色套＋Histen音效＋超长续航＋智能降噪＋三年) extreme edition [send pink set + histen sound effect + ultra-long life battery + intelligent noise reduction + three years(至尊版【送粉色套＋Histen音效＋超长续航＋智能降噪＋三年) extreme edition [send green set + histen sound effect + ultra-long life battery + intelligent noise reduction + three years(至尊版【送绿色套＋Histen音效＋超长续航＋智能降噪＋三年) extreme edition [histen sound effect + ultra-long life battery + intelligent noise reduction + three-year warranty]](至尊版【Histen音效＋超长续航＋智能降噪＋三年质保】) our bluetooth headset is suitable for android, ios, hongmeng and other systems, and can be used with bluetooth(本店蓝牙耳机适用安卓/ios/鸿蒙等系统，有蓝牙就能用) top version [send white transparent cover + hifi stereo sound + intelligent noise reduction + three-year warranty(顶配版【送白色透明套＋HiFi立体音＋智能降噪＋三年质保) top version [white set for free + hifi stereo sound + intelligent noise reduction + three-year warranty]](顶配版【送白色套＋HiFi立体音＋智能降噪＋三年质保】) top version [black set for free + hifi stereo sound + intelligent noise reduction + three-year warranty]](顶配版【送黑色套＋HiFi立体音＋智能降噪＋三年质保】) top version [send pink set + hifi stereo sound + intelligent noise reduction + three-year warranty]](顶配版【送粉色套＋HiFi立体音＋智能降噪＋三年质保】) top version [send green set + hifi stereo sound + intelligent noise reduction + three-year warranty]](顶配版【送绿色套＋HiFi立体音＋智能降噪＋三年质保】) top version [hifi stereo sound + intelligent noise reduction + three-year warranty]](顶配版【HiFi立体音＋智能降噪＋三年质保】)

official standard(官方标配)