具体情况请看如下 。我原来买的坏了，于是 苹果店给我了一个全新的，现在转手出售。
每次充电后可以使用6小时，运动专用，防水坚固，无线接打电话。
Beats By Dr. Dre Powerbeats 2 Wireless In-Ear Active Headphone
From the street to the court, Powerbeats² Wireless gives you the freedom to take your workout anywhere. Wireless Bluetooth gives you the ability to connect up to 30 feet to your Bluetooth enabled device - allowing you to move freely and stay focused on your workout. A rechargeable battery with 6-hour playback gives you the power to endure to the end. If you're on empty, a 15-minute quick charge delivers an extra hour of non-stop playback. We designed it with you, the athlete, in mind. Powerbeats² Wireless is lightweight and compact with a flexible ear hook, providing a comfortable and secure fit.
Powerbeats² wireless
More Freedom. More Power.
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