The Sony MDR-EX155AP In-Ear blue headphones deliver the ultimate sound with your favourite tracks. With a range of 5-24,000Hz, you can hear both high and low tones equally clear. The Sony headphone cord, in addition to the microphone, is also equipped with a control unit that allows you to receive a call or switch the soundtrack. This feature makes these elegant blue headphones your perfect companion for a bus ride. Moreover, the headphones weigh just three grams and feature extremely compact dimensions - you can carry them in the smallest pocket. Once attached, they are immediately ready for use due to the tangle-free cable which keeps your headphones knot-free. Sony MDR-EX155AP headphones include replaceable SS/S/M/L sockets and a cable length adjustment clip. Your comfort is fully guaranteed.