YOUOOK Wireless Stereo Bone Conduction Bluetooth 5.0 Headphones with Noise Cancelling Mic - Lightweight Open-Ear Design for Office, Home, Business, Truck Drivers & Commercial Use - Perfect for Work Calls, Online Meetings & Driving Safety

Parameter:Bluetooth chip: Bluetooth 5.0Headphone prompt tone: Chinese and English can be switched (when not connected, volume + button long press for 5 seconds)Headphone control method: buttonSpeaker type: bone conduction vibratorCharging Voltage：DC-5V 500mACharging Type：Micro-USBFrequency response range: 20HZ-20KHZMaterial: Titanium alloy /TPE PC alloyBattery: 120mAh polymer lithium batteryCharging time: 2 hoursStandby time: 10 daysPlay time: 10 hoursBare metal weight: 18gThank you very much for your trust and support, and I wish you a happy life.

WIRELESS AND BLUETOOTH V5.0: The latest Bluetooth V5.0 technology enables our headsets to truly have wireless functions, freeing you from cable confusion. This technology provides faster pairing, stable connection and 33-foot signal transmission

BONE CONDUCTION TECHNOLOGY: Through vibration, sound is transmitted to your cochlea through the cheek bone, which can avoid hearing damage compared with ordinary earphones. Allows you to keep your surroundings alert and avoid danger while enjoying music.

CHARGING TIME AND BATTERY LIFE: The headset has a built-in 120mAh lithium battery. It takes 2 hours to fully charge, 10 days to standby, and 10 hours to play. Suitable for outdoor activities.

SPORTS DESIGN: IPX6 anti-sweat, can resist light rain and sweat, suitable for jogging, cycling, running, driving and other outdoor activities.

If you have any questions, please contact me and we will be at your service 24 hours a day.