Comfortable and lightweight, Sonix 3 sound isolating earphones deliver high definition acoustics in a surprisingly minimal form factor. The built-in mic allows hands free talking for any iPhone, Apple MacBooks with VoIP application, as well as any other 3.5 mm stereo output device. Made of lightweight aluminum alloy, each earphone is individually milled and crafted to exacting specifications. Metal alloys are used throughout to provide durability. Sonix 3 earbuds are designed with a tangle resistant nylon cable (no sticky ribber) and a convenient 45 degree angle 3.5 mm jack.