The BackBeat GO 3 is a purist in-ear Bluetooth stereo headset with precisely matched miniature components producing powerful HD sound. 3D mapping of the human ear lays the foundation for these comfortable and securely fitting earplugs, sealing the sound in the ear and blocking exterior noise. With its nano-coating, the resilient headset is protected against sweat, light rain and moisture. The free companion app en-ables easy switching between several mobile devices.