XUNDD W005 Open Ear Bluetooth Earphone(Black)

Smaller and lighter,comfortable bass,zero sense comfort 5.2g 56h battery life Put it on and don't want to take it off,5.2g Zero sense comfort High molecular titahium low frequency diaphragm,3 times high resolution heavy bass Dual technology,polyphony,reduced sound leakage up to 97 Charging Box Battery Capacity:300mAh Transmission Distance .about 10 meters Standby Time:Approximately 50H (headphones) Headphone BatteryCapacity(L/R):30mAh Charging Time:Charging case 90mins/Earphones about 45mins