Sony WI-C310 In Ear Wireless Bluetooth Headphones - White Description: Condition: New Features:Immerse yourself in high-quality audio with these Sony wireless in-ear headphones. A flexible behind-the-neck design offers a comfortable listening experience, and Bluetooth connectivity lets you listen without worrying about easily tangled cables. Featuring advanced 9mm drivers and a powerful battery, these Sony wireless in-ear headphones deliver up to 15 hours of high-fidelity audio per charge.Rechargeable batteryOffers up to 15 hours of use and las