Hi-String finally brings a radical innovation to the world of earphones: the cable is entirely made of colorful shoe-lace fabric giving you a trendy, street-wear look! Thanks to its material Hi-String may be easily folded in your pocket avoiding those annoying tangles and knots you always get with your earphones! The new BBS (Bass Boost System) enhances the basses giving a superior audio quality, while Hi-String"s ergonomic shape makes the earphone completely soundproof and guarantees a clear transparent sound. Thanks to a built-in controller that features a microphone and a volume control you can easily manage all the handsfree functions of your mobile or MP3 device. Thanks to a built-in controller that features a microphone and a volume control you can easily manage all the handsfree functions of your mobile or MP3 player. Compatible with: iPhone family, iPod family, a lot of mobile phones and every music source through the universal 3.5mm jack.