In ear sports wireless Bluetooth headset $ 0.00 Material: ABS+PC Effective straight-line distance: 8-10 meters Speaker: |Imported composite aluminum ring speaker Battery: polymer lithium battery, earphone 55MAH, Charging warehouse 400MAH Play time: single ear: 5-6H; opposite ear: 4-5H Standby time: 100H for one ear, 60H for the opposite ear. Full charge time: about 1 hour for earphones, about 2 hours for charging compartment Colors: White, Black
