Bowers & Wilkins Px7 S3 Over-Ear Noise-Canceling Wireless Headphones (Open Box) 3.5mm male which is designed with Astell&Kern's

which  is designed with Astell&Kern's unique advanced aluminum-refining technology

Triple-Size Stranded Design

we've successfully lowered its minimum resonant frequency (fo)

Sounds are precisely aligned with your smartphone screen

Bowers & Wilkins Px7 S3 Over-Ear Noise-Canceling Wireless Headphones (Open Box) 3.5mm male which is designed with Astell&Kern'sPx7 S3 Elevated design. Innovative features. Incredible sound. Px7 S3 takes everything you love about Bowers & Wilkins' award winning over ear headphones and refines it to a new standard of excellence and elegance. Incredible sound Px7 S3 utilises advanced audio technology, developed from nearly 60 years of engineering expertise, to deliver incredible sound quality and truly focused, immersive listening experiences. Block out the world Outstanding