Feature:-- Stylish Sports Headband Style: Sleep headphones doubles as a sports headband, so you can go from sleep right to the gym or a trail run without changing gear. It is very lightweight, suitable to travel and good for running, Yoga and other athletic activities.-- Incredibly Soft and Hypoallergenic Material: Upgraded the design to offer a breathable mesh lining and a more durable braided cord, keeping your head not only dry and cool but making sure it does an excellent job of being a sports headband and stopping sweat.-- Extremely Thin on-Ear Design Speaker: These soft foam-covered headphones are thick, making them a comfortable option regardless of sleeper position or ear shape, also an ideal choice for a side sleeper.-- Washable: Bluetooth headband headphones are washable, simply remove the speakers and clean the band.-- Longer Playing Time: 2 hours can provide more than 10 hours of playing time, Bluetooth headband brings you a good night's sleep.Type: HeadsetCompatible Brand: For Samsung, For Apple, UniversalFit Design: In-Ear OnlyFeatures: Bluetooth, Hands-free, SweatproofBluetooth Profiles: HFP,HSP,A2DP,AVRCPConnectivity: WirelessConnector(s): Micro USBControl: ButtonMicrophone: Built-inBattery Capacity: 150mAh BatteryBluetooth Version: V5.0Transmission Distance: 33 Feet (10 Meters)Noise Reduction: CVC 6.0Working Voltage: 3.7VCharging Voltage: DC5VMaximum input power: 0.55WCharging Time: About 1- 2 HoursCall Time: About 12 HoursBluetooth Standby Time: About 75 HoursFrequency Response: 20-22khzWireless Operation Range: 10mWeight: apptox. 70gHeadscarf material: polyesterBluetooth protocol: AGHSPBluetooth solution: LanxunHeadphone channel: stereo (2.0)Music playback time: maximum sound 7H, medium volume 10 hoursMicrophone distance: 1 meterBattery power: 0.55WSpeaker impedance: 32 ohmsSpeaker power: 0.02WFrequency range: 2.4-2.4835GHzSensitivity: 45dbTransmitting power: 6dBAudio output distortion: 0.6%Audio output signal-to-noise ratio: 93dBMaximum input current: 150mahPackage Included1* Bluetooth Headset1* Cable1* User Manual