This mini Bluetooth headset is designed with an emphasis on ergonomics, your comfort is a priority. It is designed into the shape which is inclined into your ear, bringing you a brand-new wearing experience. Built-in Bluetooth 4.0 technology, it has a more stable signal transmission. The headphones are compatible with most Bluetooth-enabled devices, such as your smartphone, tablet, or computer. Enjoy real wireless stereo headphones without intertwined wire, you can also listen to music while driving running, or being in the gym with casual self-confidence.