About this item ?High quality design?Ear hook bone conduction bluetooth headphones do not need to be inserted into the ear and can be worn more cell phone earpiece bluetoothcomfortably; The reasonable design makes it not easy to fall off and can also be worn with glasses. ?Signal reception?The V5.2 bluetooth feature of this wireless bluetooth headset allows for faster transmission and enhanced signal reception, Enabling you to receive propagation signals at distances of up to 10 M/393 In. ? Standby?Ear hook bluetooth headset high quality noise reduction technology makes the sound quality clearer; The upgrade of charging technology allows you to quickly charge 1.5H and last 160H of power.k bluetooth headset high quality noise reduction technology makes the sound quality clearer; The upgrade of charging technology allows you to quickly charge 1.5H and last 160H of power. ?Wide range of applications?You can use this bluetooth headset at work?during meetings?while walking?while climbing?while driving and while relaxing. ?Simple and light?With this ear hook bone conduction wireless bluetooth headset, You can free your hands and leave behind the constraints of wired headphones, So you can keep phone call and listening to music all the time. Product Description Product Specifications: Model: Bone Conduction Headphones F-88 Bluetooth Version: V5.2 Power Input: DV5V/1A Charging Time: 1.5H Frequency Response: 20-20000Hz Compatible Devices: Android, IOS, PC Bone Conduction Bluetooth Headset *1pcs Charging Cable *1pcs Instruction Manua l*1pcs High-quality painless ear-mounted bluetooth earpiece , lightweight and noise reduction, suitable for a wide range of models Bluetooth earpiece for cell phone . After-sales service: If you are confused about the use of the product, please contact our customer service in time, we will answer you online within 24 hours.