Features 1. 360 surround sound, small size and larger volume, powerful unit configuration, 360 surround acoustic design, creating 360 surround sound, allowing you to immerse yourself in wonderful music. 2. Thin earphone thickness: The earphone thickness is about 10.6mm, invisible and comfortable to wear, easy to carry and not cumbersome. 3. Ergonomic design: The non-flash light is hidden in the auricle, and the ergonomic structure and curved surface are like a piece of wind in the ear. 4. Large-capacity charging compartment: 5.4 low power is the core technology of the earphone. It adopts a mini energy-gathering cabin design and a built-in large-capacity lithium battery to protect your wireless music. 5. Automatic connection at will: Equipped with an intelligent dual-processing chip, the left and right earphones can be connected at the same time after the mobile phone transmits the signal, and can connect to multiple mobile phones, delaying delays and not afraid of disconnection. Specification Bluetooth version: V5.3 Transmission distance: 10 meters (accessible) Charging interface: micro fast charging Wearing method: semi in ear wearing Charging time: about 60 minutes Standby time: approximately 480 hours Material: PC+ABS Color: Black Size: 7.7 x 4 x 2.7 cm Weight: 63 g Package Include: 1x Bluetooth Earbuds Headset