TWS Earphone M20 Wireless Headphone Bluetooth Earphones V5.3 9D Stereo Hifi Bass In-Ear Earbuds Smart Touch Control Waterproof Earbuds Cvc8.0 Noise Reduction Headphones Fon Telinga Bluetooth 蓝牙耳机 游戏耳机Description:Bluetooth 5.3 chip supports high-speed and stable data transmission, whic M20 Bluetooth 5.3 Wireless Headphones Rechargeable Stereo Earbuds deliver high performance. Comfortable to wear, ergonomic headphones.Noise reduction technology brings stereo and deep bass effects.Made of premium ABS material and electronic components, the wireless earbuds are reliable and durable.Ideal for you to use for home, office, travel, sports, etc.Item Name: M20 Wireless HeadphonesElectronic raw materials: ABS, electronic componentsCharging time: 2 hoursCharging interface: Micro-USBImpedance: 32ΩSupport bluetooth bluetooth bluetooth protocol: HFP/HSP/A2DP/AVRCPTransmission distance: 10 mbluetooth bluetooth version: 5.3Music time: 4 hoursCharging compartment battery capacity: 200mAhSpeaker diameter: 8 mm.Battery Capacity: 50mAhNote Note:Due to the light and screen setting difference, the item's color may be slightly different from the picture.Please allow slight dimension difference due to different manual measurement. The package includes: 1 x Wireless Headphone 1 x USB charging cable 1 x Instruction Manual