Feature :1. Bone conduction can better protect our ears and reduce bacteria in the ears2. Sound quality transmission is clearer, with noise reduction effect3. Bluetooth-compatible 5.0 chip transmission is more stable, smooth, and without delay4. The ears are ergonomically designed and comfortable to wearDetail :Bluetooth-compatible version: 5.2Bluetooth-compatible distance: 10MBattery capacity: 170mahMaximum charging voltage: 5VTalk time: 15 hoursPlaying time: 13 hoursCharging time: 2 hoursTransmission range: 10 metersFunction: battery display, call function, support musicBluetooth-compatible protocol: 5.0Channel: StereoHow to use: earplug typeSingle or dual ear: bilateral stereoInclude :1*headphone1*charging cable1*Instruction

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