Lenovo X4

• Category： Lenovo
• 1:Built-in BT chip has stronger and more stable transmission speed, lower Power consumption, and more powerful performance.
• 2:High capacity battery has lasting endurance. Ultra lightweight, convenient to carry and wear.
• 3:Waterproof, effectively prevents sweat from damaging components.
• 4:Hanging ear design is not easy to fall off.
• Product description：Lenovo X4 Bone Conduction Wireless Bluetooth Ear Hook Headset
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