JAM - Live Fast Wireless In-Ear Headphones - GREY Brand New, Factory Sealed Features Connect wirelessly from up to 30' away Pair this earbuds with your smartphone, tablet or other Bluetooth-enabled device. Rechargeable lithium-polymer battery Play your favorite tunes for up to 12 hours on a full charge. Hands-free calling Don't interrupt your workout. You can answer the phone without disconnecting your earphones. Live Fast knows when a call is coming in and will pause the music before ringing. Sweat- and rain-resistant construction These specially designed, IPX4-rated earbuds allow you to combat the elements, they are ready for a challenge. In-ear design Fits securely and directs music into your ears for full, uninterrupted audio. Cord management Helps you to adjust the length of your earbuds' cord for an optimal fit.