Brand new and sealed Sony WI-C200 Wireless In-Ear Headphones. Battery Life: Offers up to 15 hours of playback time on a full charge. Connectivity: Uses Bluetooth technology for wireless connection to devices. Charging: Features quick charging capability, providing 60 minutes of playback from a 10-minute charge. Design: These are neckband-style earphones featuring an in-built microphone for hands-free calling
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