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【RETRACTABLE NECKBAND HEADPHONE】 Lightweight neckband design with foldable function. No need to worry the Bluetooth headset will be break off when you put it in your bag. With retractable wire management, no worry about tangling or messy.
【ULTRA LONG WORKING TIME】 Built-in 300mAh rechargeable lithium polymer battery, FKANT Bluetooth Headphones provides up to 18 hours talk time, 16 hours music time, 300 hours standby time after 3.5 hours charging time. Ideal for long-term use.