Pro Bass, Swagger Series, aux earphones with Mic.1.2 m aux earphones with walk and talk, comfortable fit and noise cacellation. Miraculously small, unbelievably light and conveniently fits into your pocket but don't let the small size fool you, these earphones have scorching warm bass and explosive sound. Built-in walk & talk mic for hands-free calling. Compatible with most audio enabled devices with a 3.5mm audio input.