Sony Mdr-E10Lp/Red Headphones - Fashion Earbuds (Red) (Discontinued by Manufacturer) Super-Light In-The-Ear Design High-Quality 13.5Mm Drivers Neodymium Magnets For Powerful Bass and Clear Treble Sound Open Air, Dynamic Design Super-light in-the-ear design High quality 13.5mm driver units Neodymium magnet to reproduce powerful bass sound Open air, dynamic