E55BT Over-Ear Wireless Headphones Black. These wireless over-ear headphones bring the signature sound of JBL right to your ears. Both versatile and efficient, the E55BT features up to 20 hours of battery life and an innovative, stylish fabric headband. The ergonomic over-ear design means that your entertainment continues and your fun factor gets amped up no matter what you’re doing—working, commuting, or just making your way around town. Multi-device connectivity allows you to seamlessly switch between two devices, so you never miss a call. With a sleek appearance, various color options and the added convenience of a detachable cable with remote and microphone, you’ll never want to be seen without your E55BT headphones