H2O Audio Waterproof, Sport Surge+ (SG8-BK-NRL) 100% Waterproof can withstand heavy perspiration and complete submersible to 12ft/3.6m underwater with an IPX8 rating. Premium bass amplified sound. Secure Fit for Athletes: Includes five ear tip sizes XS - XL to provide a customizable fit that keeps headphones in place during even the most rigorous of activities. Sports Performance: Precision engineered and individually tested to deliver high quality fit, function, and durability for long-lasting performance. Cord length: 109cm / 3.6ft (normal) Connectivity technology : Wired