So slim you can barely feel them in your ears. Extra durable cable with built in strain relief for greater durability and longer life. Bass tubes in the ear increase air flow to deliver deep rich bass. Handsfree calls with an easy to use remote control to play/pause tracks and answer calls at the push of a button. High power 12.2mm drivers are tuned to reproduce clear crisp sound. So slim you can barely feel them in your ears. High power 12.2mm drivers are tuned to reporoduce clear crisp sound. Ergonomic ear pieces. 1.2m cord length. Extra durable cord. In-line volume control. 3.5mm jack . 12.2mm driver. (not included).