Introducing the Bluetooth Sleeping Headphones Sports Headband! This headband is thin, soft, and elastic, making it extremely comfortable to wear. It also features wireless music capabilities, so you can listen to your favorite tunes without having to worry about wires getting in the way. The headband is perfect for travel, sleep, workouts, running, yoga, and audiobooks. It blocks out ambient noise so you can focus on your activity or get a good night's rest. The headband is also rechargeable, so you can enjoy up to 10 hours of continuous playback. Don't miss out on this must-have accessory!Specifications:With Microphone: NoWireless Type: BluetoothWaterproof: NoVolume Control: YesVocalism Principle: DynamicSupport Memory Card: NoSupport APP: NoStyle: HeadphoneResistance: 32ΩPlug Type: Line TypeOrigin: Mainland ChinaNumber Of Drivers: 2Line Length: 0mIs wireless: YesImpedance Range: up to 32 ΩFunction: Common Headphone, For Mobile Phone, HiFi HeadphoneFrequency Response Range: 20 - 20000HzEar-cups Type: SealedControl Button: NoCommunication: WirelessCharging Method: CableBluetooth Version: 5.0Active Noise-Cancellation: No