Wireless Noise-Cancelling Headphones with 24H Playtime

20 Hours Enjoy Music With up to 20 hours of listening time in Bluetooth mode, regardless of whether you want to use wireless headphones or a wired connection (3.5 mm audio cable ), you have the choice of the bmanl headphones. Bluetooth 5.1 Get a super fast and almost unbreakable connection between your bmanl headphones and your mobile device. Compatible with smartphones, tablets, laptops, computers, and other devices. 40mm large bezel driver units The bluetooth headphones with two 40mm driver units will give you a deep, powerful, and immersive sound at any volume, making your overall listening experience just that much better. Adjustable headband Extended headband for the perfect fit. The headband is retractable and can be stretched up to 21cm. Make sure that snug around your ears for a better music experience and immersed in the full sound. Super soft, memory-protein earmuffs The over-ear Headphones are designed for long-term comfort. The soft over-ear earmuffs have advanced ventilation and a unique ergonomic fit for an individual, flexible fit for every head shape. Easy to restore and carry Lightweight and foldable design. The ear cups can be folded inward, and the hinge is made of metal, which is durable. Compact size, easy to store and carry. Suitable for travel, office, home, etc. Frequently Asked Questions Q:What if the Bluetooth Headphones is defective OR it just doesn't meet your expectation? A:All the products are inspected by a professional QC team to ensure all of our products are fully operational before it is shipped out, If your item could not work well for you or received a defective item, please kindly tell us without any hesitation, bmanl will be always here for you. Q:Will the sound quality of the Bluetooth headphone meet your expectations? A:Two-channel stereo high-fidelity music playback, Bluetooth connection to maintain high-definition calls. The audio signal-to-noise ratio is greater than or equal to 92dB, so you don't need to worry about the uncomfortable feeling of noise and noise when using over ear headphones wireless bluetooth, it can immerse you in your music world. Q:How long does the charge last? A:The playback time of the wireless bluetooth headphones is about 20 hours, but the usage time is also determined by your music type and volume. The usage scenario will affect the usage time, and the charging time is about two to three hours. Q:Is this headphone uncomfortable after wearing a long time? A:Over-ear headphones offer advanced breathability and a unique ergonomic fit for a variety of head shapes, and soft leather ear cushions won't feel uncomfortable or painful to wear for extended periods of time. At the same time, the headphones are foldable and adjustable, and the headband is adjustable and stretchable to 21 cm, allowing you to find the angle you like and easy to carry and wear comfortably Q:How to operate the button function correctly? A:1* Press and hold the function key for 2 seconds when power on, and 3 seconds when off 2*Short press the "+" key to increase the volume, short press the "-" key to decrease the volume Q:What can you get with your buying? A:1*Wireless Over-Ear Bluetooth Headphones 2*User Guide Q:Matters needing attention during use A:1*If you do not plan to use this product for a long time, please store it in a dry environment 2*While the product is in a dry and ventilated room, avoid contact with corrosive substances, keep away from fire and heat sources, extreme temperatu