EternalER&reg; 2014 New Anime VOCALOID Cartoon Cosplay Style Headphone Warm Reminder:EternalER will give you an additional exquisite gift, Kindly please see the last picture for reference. Please Note:EternalER are the original manufacturer, please choose other sellers carefully, otherwise, we can't guarantee you can receive the authentic product quality. New design,adjustable width, ear hook that can rotate 360 degrees Plastic ear hook provides a non-slip grip, and is adjustable and comfortable to wear 3.5mm audio interface Computer Headphone is suitable for the iPhone / touch / ipad MP3, MP4, PC, MD, CD or any other player which has a 3.5mm jack