Bluetooth 4.1 technology to wirelessly connect to an enabled device. Stream crystal clear audio up to 32ft for 5 hours on a single charge. Magnetized earbuds stay together while stored. Built-in microphone for hands-free calling. Inline control lets you adjust volume tracks play/pause and answer calls. No tangle cord. Micro USB charge port. Rechargeable lithium-ion battery. Includes: Two different sized earbud tips. USB charging cable. Outdoor Tech stickers. Carrying pouch.