A3 Smart Bluetooth Sunglasses

•Battery capacity: 150mAh * 1
•Bluetooth version: 5.0
•Standby time: around 12h
•Working time: around 3-8h, if max volume will be 4h around.
•Speaker: 8Ω1W * 2
•Charge port: micro USB (It will be changed to Type C)
•Frame material: ABS + PC
•Lens material: TAC UV 400, polarized
•Frame color: black, white, leopard, camouflage
•Lens color: black, gray, red, blue