Enjoy total freedom with your audio with the Bang & Olufsen E8 Truly Wireless Earbuds. Resting inside your ears, this set of earbuds becomes one with you and your movements. With no wires or cables, the E8 Earbuds have a battery life of four full hours. Of course, the superior sound of Bang and Olufsen will have you wanting more than just four hours. Luckily, this set comes with a leather carrying case with a built-in battery. It holds enough power for two additional charges for 12 full hours of playtime. The E8 Earbuds are also complete with intuitive touch controls. Simple movements along the earbuds help control the volume, change tracks, and more. Lightweight and durable, the Bang & Olufsen E8 Earbuds will replace whatever audio system you currently use.