Designed for an ultimate comfort level with the touch control system, Ergonomically designed to set in your ears without falling off, compatible with all Bluetooth-enabled devices such as mobile phones, iPad, PC, etc. It provides you with a clear stereo sound and amazing music experience, Moreover, Laud Earbuds with built-in microphones are great for car calling or in the office. A built-in lithium-ion battery gives you a big talk time and more battery backup supports up to 8 Hours.