About this item 【Active Noise Cancelling】B131 headphones use advanced digital noise cancellation technology to reduce up to 95% of ambient noise in traffic, offices, and schools. Just free press the ANC button to enjoy your music or calls without distractions. 【Long Battery Life and Fast Charging】With a built-in rechargeable battery, this headphones can play up to 80 hours of music on a single charge in Bluetooth mode, or up to 60 hours in ANC mode. They also support USB-C fast charging, which can give you 5 hours of playtime with just 20 minutes of charging. 【Comfortable and Foldable Design】This B131 over ear headphones have ultra-soft protein leather earcups with memory foam padding that fit snugly over your ears. The adjustable headband makes it easy for you to adjust the headphones to your ideal size. These wireless headphones are also foldable and can be stored in a small size, which is perfect for travel and outdoor use. 【Bluetooth 5.0 and Wired Mode】With Bluetooth 5.0 technology, this wireless headphones offer a stable and fast wireless connection with your devices within 33 feet. They support low latency and high fidelity audio transmission, ensuring a smooth and clear sound quality. You can easily pair them with your smartphone, tablet, laptop, or any other Bluetooth-enabled device. 【Customize Your Listening Experience】This headphones with balanced EQ and advanced 40mm driver feel the choose bumps from real high resolution audio. They also use a proprietary algorithm to enhance the low frequencies and reduce audio loss, giving you an immersive and satisfying listening experience. Whether you are listening to music, podcasts, audiobooks, or phone calls, you will be impressed by the sound quality of B131 headphones. › See more product details