BSX Audio Basix Earphones, Black and White 8mm custom tuned drivers are housed inside our precision-machined aluminum housings providing amazing sound quality while delivering pounding bass BSX exclusive Dual Flat wire cable keeps Basix tangle free! Basix offer a custom fit with three different ear tip sizes so they stay in your ears and create superior sound isolation The included soft case fits nicely in your pocket or purse What's in the box: Basix Earphones, 3 sets of ear tips, adjustable cable tie clip, soft carrying case