EXCEPTIONAL SOUND, WIRELESSLY - Using aptX Lossless and aptX Adaptive audio technology, Px7 S3 automatically finds the optimum connection between your headphones and music source for the best listening experience. MORE MUSIC, LESS NOISE - Px7 S3 uses a total of eight microphones for noise cancellation that shuts out unwanted intrusions without harming music’s dynamics and energy. CRYSTAL-CLEAR CALLS - Px7 S3 uses precisely positioned microphones and next-generation voice technology to ensure crystal-clear call quality. PREMIUM DESIGN, PERFECT FIT - Px7 S3 has been ergonomically tested and carefully designed for comfortable, extended listening from a sleek headphone silhouette. WITH YOU ALL DAY - Enjoy your favourite music all day long. Px7 S3 gives you 30 hours of battery life, and quick-charge support delivers seven hours from a 15-minute charge, so you’re never without great sound.