Jawbone ERA Bluetooth Headset, Black Streak (Certified Refurbished) This Certified Refurbished product is tested & certified to look and work like-new. The product includes all original accessories and is backed by a 90 day warranty. The smallest, lightest headset Jawbone has ever created at less than 2 inches long and weighing in at just 0.2 oz. 4 hours of talk time, or up to 10 hours with charging case Advanced ear fittings feature a new design that uses the natural contour of the ear to create a secure fit Charging Case, not included