The stylus headphones by nixon feature a removable cable and foldable design ideal for storing away whilst not in use dj fit and folding headband for use on the go powerful low distortion drivers for even the heaviest music memory foam ear cushions for prolonged comfort high quality removable mini coil cable for instant extension inline 3 button remote and mic compatible with iphone protective travel pouch driver 45mm dynamic frequency 20 20 000 hz sensitivity 101 dbv 1 khz in