Usage : Wireless In-Ear Neckband Headphones for casual and daily usage
Battery Life : Up to 20 Hours of battery life
Behind the Neck Style Headphones : Comfortable behind-the-neck style with cable management

Sony WI-C400 Wireless Bluetooth in-Ear Neck Band Headphones with 20 Hours Battery Life, Light Weight, Headset with mic for Phone Calls, Vibration Notification, Tangle Free Cable – (Black)

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