Gmuret Sleep headphones bluetooth, wireless headphones headband with ultra-thin HD stereo speakers, super soft sleep headphones for sports, side sleepers, etc.

• 【Sleep Headphones & Sports Headband 2-in-1】 Sports wireless headband can listen to wonderful music, also bring you a quiet or enchanting deep sleeping environment. Without having to wear extra headphones, it protects against messy hair and sweat. Let you sleep deeply everywhere like sleep headphones and don't make your ears.
• Super soft and breathable headband: It is made of strong braided wire and is equipped with a breathable mesh lining that can be easily stretched to fit all head sizes. It also has excellent softness and hypoallergenic.
• 【Advanced Wireless 5.0 Technology】Wireless technology has made a significant breakthrough in this generation of sleeping headphones. Sports headband pairs with any wireless smartphone or tablet device faster and easier. 45 ft radio range, ultra-wearing performance.
• 【Comfortable Soft Elastic Headband】Built with stereo speaker magnets and microphone that delivers clear and high-quality digital sound. Freedom to elasticity, music headband, suitable for all head types. Head straps that do not move or fall off when you sleep or
• 【 Fit Sports or Sleep】These sleep headphones are the perfect helper for sleeping and fighting insomnia. You will dampen ambient noise without using painful and lunging earplugs. A unique and fun gift for friends and family. Surprise them with these super comfortable, breathable and lightweight headbands.

Specifications: Bluetooth version: 5.1 Bluetooth protocol: AGHSP Bluetooth solution: Lanxun Bluetooth transmission distance: 10 meters Headphone channel: Stereo (2.0) Music playback time: maximum sound 7H, average volume 10 hours Microphone distance: 1 meter Bluetooth standby time: 72H Battery capacity: 150 mA / h Battery power: 0.55W Speaker impedance: 32 ohms Speaker power: 0.02W Frequency range: 2.4-2.4835 GHz Sensitivity: 45db Transmission power: 6dB Distortion of the audio output: 0.6% Signal-to-noise ratio of the audio output: 93 dB Charging time: 1-2 hours Maximum input voltage: DC 5V Maximum input current: 150mAh Maximum input power: 0.55W Function: HD call function, cell phone battery indicator, listening to music Product weight: 80g Product size: 27cm * 10cm / 10.62 inches * 3.93 inches (approx) Delivery content: 1 * Bluetooth headset 1 * cable 1 * Operating Instructions