These Tangle free Ultra Max earphones come with a flexible 4mm flat PVC cables, you can jumble and twist the cable but it is always ready for use without too much trouble. They come with a microphone for hands free operation. These are available in five colours and is a great addition to the Ultra Max Rhythmic earphone series. Compatible with all Apple iphones, Ipad and Ipod, Blackberry and Samsung. Also Some Nokia phones. Comes with 3.5 mm plug jack.