Wireless Headphones Headset Bluetooth-Compatible 5.1 Bone Conduction Audio Equipment Outdoor Sports Stereo Waterproof MicrophoneDescription:Product name: Bluetooth HeadsetBluetooth-compatible version: V5.1 versionBattery: 130MAHTalk time: about 8 hoursMusic time: about 8 hoursCommunication distance: about 10 metersSupported protocols: HEP/HSP/A2D/AVRCPFrequency: 20Hz-20KHzImpedance: 32 ohmsSensitivity: 85dB/mWWaterproof grade: IPX5Speaker material: copper ring speaker 14.2mmAppearance material: ABSBare metal size: 15x4x0.7CMFeature:1. IPX5 waterproof: more resistant to rain and sweat, it is the best partner for sports.2. Long-lasting battery life: built-in 130mAh large-capacity battery, battery life, long call time 8H.3. COMFORT + STABLE WEAR: Ergonomically designed and comfortable to wear, ensuring you move freely without worrying about falling. ABS makes the earphone weigh only 18g and can be bent 360°, making it light and more durable.Details:--KS-19 wireless earbuds use advanced bone conduction technology to transmit audio to your inner ear through the vibration of the cheekbones.--Which can prevent eardrum damage from wearing the earphones for a long time, making it healthier and safer.--The latest Bluetooth-compatible 5.1 technology helps Bluetooth-compatible headsets bring faster wireless pairing and more stable connections.--And compatible for iOS and Android Bluetooth-compatible devices.Packing list:Headset x 1USB data cable x 1Carton packaging x 1Bone Conduction Bluetooth 5.0 Headset Wireless Sports Waterproof Headphone9D Hifi Stereo Wireless Bluetooth Bone Conduction Earphone-BlackBone Conduction Headphones Bluetooth V5.1 Wireless HeadsetBone Conduction Earphone Bluetooth 5.1 Headphone SportsBluetooth EarphonesBone Conduction EarphonesBone Conduction HeadphonesWireless EarphonesHeadphonesWireless Bluetooth HeadphoneHeadsetBluetooth HeadsetWireless HeadsetGaming HeadsetWireless Bluetooth Headset