•【Bluetooth-compatible 5.0 Technology】Enhanced Bluetooth-compatible 5.0+EDR chip ensures fast pairing,stable connections,and compatibility with all Bluetooth-enabled devices•【Innovative Headband Design】It is also washable for easy maintenance. Enjoy music without additional headphones while keeping hair in place and absorbing sweat•【Long Battery Life】Powered by a USB rechargeable lithium battery,the headband charges in 1.5-2 hours and offers up to 13 hours of talk or music playback time•【Built-In HD Microphone】Supports high-quality hands-free calls,allowing you to stay connected without missing important conversations during activities•【Comfortable Lightweight】Made from durable polyester,the headband is ultra-soft,breathable,stretchable,and fits most head sizes,offering a snug fit while keeping you cool and comfortable during extended use•【Versatile for Various Activities】Perfect for travel,sleeping,workouts,running,yoga,and other activitiesSpecification:r•Bluetooth-compatible version: 5.0•Microphone distance: 1m•Battery capacity: 150mAh•Battery power: 0.55W•Speaker power: 0.02W•Frequency range: 2.4-2.4835GHZ•Sensitivity: 45dB•Transmitting power: 6dB•Audio output distortion: 0.6%•Audio output signal-to-noise ratio: 93dB•Charging time: 1.5-2 hours•Playing time: 13 hours•Maximum input voltage: DC 5V•Maximum input current: 180mAh•Maximum input power: 0.55WPackage included:r•1 x Headband Headsetr•1 x Charging Cabler•1 x English and Chinese User Manualr•Other things not included