The JVC Marshmallow headphones feature soft and safe memory foam pads. 1 button remote control and microphone for use with most smartphones. Powerful sound with 10.0 mm neodymium unit. They also have a 3.3-foot cord-free plank cord with thin gold plated plug. S / M color size memory foam earphones included for the best fit. Characteristics Smooth and safe S / M colored memory foam headphones included 1 button remote control and microphone Powerful sound with 10.0 mm neodymium unit 3.3-foot Tangle-free Color Cable