SHARKK Bluetooth 4.0 Headphones Wireless Stereo In-Ear Earbuds Rechargeable Headset With Volume Control and Microphone (Black) Includes to kinds of in eartips in multiple sizes as well as 2 optional stabilizers. All you need to get the perfect fit in your ear.. Built-in lithium-ion battery provides up to 7 hours of continuous play time. Clip-on charger provides for quick, easy charging. Power meter displayed on iOS 5 and over. Charging USB dock/cable included