Sony's MDR-ZX110 headphones are light, convenient and great-sounding, perfect for on-the-go audio. Enjoy rich Sony sonics, take control of your music and Android phone calls with the in-line remote, and easily take them on your travels with handy fold-flat design. Sony Sound 30mm neodymium drivers immerse you in your music with balanced and punchy sound. A wide frequency range of 12Hz-22kHz delivers clear highs and deep bass. Closed back design helps to keep distractions at bay and maximises the lower frequencies. Read more… Control & Calls Take control of your listening and calls while on the go. Skip, rewind, pause and play at a touch with the in-line remote. And take calls from compatible Android phones without breaking your stride thanks to the built-in mic. Comfortable, Convenient With self-adjusting headband and cushioned ear-pads, they'll stay comfortable over the long listen. Swivel design ear-cups mean they'll fold flat for easy storage and transport.