Superior Sound Experience: These bluetooth headphones over ear foldable wireless headphones high clarify powerful bass with balanced mid-levels and bright highs, this noise-canceling headphone will drown out the noise of the streets and immerse you in rich, high-quality sound. Steady Bluetooth 5.0 Connection: Bluetooth 5.0 technology delivers a faster and more stable wireless connection to your devices, connecting in seconds from up to 50 feet away. While the built-in cVc 6.0 microphone ensures crisp, clear calls without interference or audio delay. Enhanced Lightweight Ergonomic Design: Featuring a skinner and softer adjustable headband for a more ergonomic fit, its noticeable lightweight design making this wireless headphones even more comfortable for long term wear. 100 Hrs Standby Time: The IAVATECH Bluetooth headset delivers an industry-leading more than 30 hours of listening time and talk time - all on one charge. It only take 2 hours to be fully charged. You can enjoy music longer or plug in the included audio cable when the battery is low. Foldable and Portable Design: Portable, flexible and foldable design makes them so easy to store and adjust for your ideal fit. They also come with a specifically designed carry case for easy and safe storage. Please feel free to contact us if you have any question of this product.