Bose SoundSport Wireless Bluetooth In Ear Headphones Earphones - Black Features: Three colors are optional to give your own sports style. The wire control button is easy to switch. Sweat and moisture resistance, strong performance. Wearing comfortable, can be worn for a long time without pain. No fear of sweat and rain. BT stable connection, not bound by the line. The sound is consistent regardless of volume. Specifications: Item type: Earphone Color: Black, blue, lemon yellow(optional) Wireless technology: BT Connectivity: Wireless Music Time: 6 hours Phone call: Supoort Package weight: 112g / 3.95ounces Package Included: 1 * earphone 1 * USB cable 1 * pouch 1 pair small eartips 1 pair medium eartips 1 pair large eartips Contact US We can be contacted at any time through eBay messages if you have any questions, comments or product requests. We will respond to you within 24 hours and do our best to help you out! We encourage our customers to contact us with any questions or concerns! We'd like to be sure you are completely satisfied with your purchase. Return We Tested and Inspected every item before Shipping, Please Contact us immediately if you have any problem or Question Before Opening a Return Request. Free 30 Days Return, item has to return in same condition you received. All returns requests must be completed through the eBay return system