?Best Gift Choice?LC-dolida Sleep headphones provide 12 months of replacement to ensure your purchase enjoyment. If you have any confusion about the Bluetooth sleep mask, please contact us immediately. This perfect gift for parents, lovers, friends, etc. Whether at home, in a hotel, or on an airplane, it is the perfect choice for relaxation, naps, meditation, and insomnia!. ?Bluetooth 5.2 Stereo Sound & Washable? Sleeping Headphones Has True HD high fidelity sound featuring latest Bluetooth 5.2 technology that produces great sound quality. Provide a well-closed and immersed environment for your ears, Bluetooth can pair your any Smartphones Tablets easily. Built-in adjustable high-quality speaker and microphone for hands-free and clear call. In addition, sleep headphones can be washable after you take out the Bluetooth module and wires. ?Long-Lasting Battery Use & Timing?The Bluetooth sleep mask has a built-in 240mAh high-performance battery. It only takes about 2 hours to charge and can provide more than 10 hours of playback time, enough to support the whole night. It can also be timed for 30-120 min to prevent Bluetooth playing music from disturbing you when you fall asleep Rest. ?Block Out Light Perfectly?Sleep eye mask has full coverage and uniquely designed of the nose area, effectively blocking light from entering, helping you to solve the problem of light disturbance when falling asleep. The upgraded 3D contoured design has a deeper contour in the eye area, allowing your eyes to move freely and without any pressure. ?Sleep Listening to Soothing White Noise?Sleep headphones perfectly combine Bluetooth 5.2 sleep eye mask with white noise. With 8 built-in relaxing white noise sounds, Select white noise mode, you can enjoy nature sounds without connecting your Bluetooth to get good sleep.