Philips F1/27 Fidelio Premium Lightweight Travel Headphones with Mic, Black These headphones meet the stringent standards required for the Hi-Res Audio stamp of quality. This uncompromising quality makes High Resolution Audio the best sound companion for the music lover. Deluxe memory foam cushions for long-wearing comfort Slim, light and compact flat-folding for travelling light Unmistakable pure, richly detailed Fidelio sound signature Close-back architecture keeps sound details in and noise out