Bluetooth Earphones

Headphone parameters: Bluetooth version: 4.2 Headphone power: 40mAh Charging box power: 500mAh Headphone charging time: 1.5 hours Charging box for headphone charging time: 6 times for headphone charging Working time: about 2 hours Standby time: 120 hours Charging box size: 55*42*25mm Bluetooth transmission distance: about 10 meters Packing list: D012 touch headphone charging box *1, D012 touch single-sided headphone * 2, data line * 1, manual * 1, box * 1 Applicable equipment: iphone 5,6,7,8,x,xiao mi,hua wei,samsung and other smart phones, ipad