Latest Wireless Bluetooth 4.1 Technology: Gives you total freedom with advanced Pure Sound and Signal. Perfectly transfer HD lossless music and control on the wire.Innovation Design: Sweat-proof， light weight and ergonomic design optimized for ultra-comfort that ensures it is ideal and comfortable for sports activity like running， jogging， driving， camping， hiking， gym exercise and more; Comes with interchangeable earbuds and ear hooks for secure and personal fit when walking or exercising.Super Compatibility: Works with iPhone 6 6plus 6S Plus， 6S， iPhone5 5s 5c， iPad， Samsung Galaxy， Android Smart phones and Tablets， Windows devices， and most Bluetooth-enabled devices.Easy Pairing: Easily connect and simultaneously pair earphones with any two of your Bluetooth-enabled devices. Up to 8 hours of continuous talking / music time and up to 334 hours of standby with a single charge， so you have less time charging and more time doing.Features: These headsets are extremely good for working out or exercises. 1. They are noise-isolating: they block most noises around you and give you a personal space in the mid of crowd; 2. They are comfortable: Comes with interchangeable earbuds and ear hooks for secure and personal fit when walking or exercising. 3. They stay firmly in your ears: the ear hooks and canal-shaped earbuds make these headsets steady in sporting. 4. They are handleable: playback， next song， volume up & down， picking up& hanging up phone calls. They even allow you to transfer calls between two mobile phones. 5. Easy Pairing: Easily connect and simultaneously pair earphones with any two of your Bluetooth-enabled devices. Super Compatibility: Works with iPhone 6 6plus 6S Plus， 6S， iPhone5 5s 5c， iPad， Samsung Galaxy， Android Smart phones and Tablets， Windows devices， and most Bluetooth-enabled devices. Specification: Bluetooth version: Bluetooth 4.1 Color: Black Dimension (L x W x H): 40 x 24 x 32mm Weight: 16.4g Chipset: CSR8635 Operating distance: up to 33ft (10m) Battery: Rechargeable Lithium Battery 60mAh Frequency: 2.4GHz Standby time: up to 14 days Charging time: at least 1 hour Music time: up to 8 hours Talk time: up to 8 hours Input: 80mA/5V What you can get: 1x Bluetooth Earphone 1x standard box 1x extra ear hooks 1x user manual.