Key Features: Bluetooth 5.1/5.3: Stable connection and lower power consumption. Automatic Pairing & Shutdown: Effortless setup and energy efficiency. Quick Charge: Rechargeable up to 40 times with a 5V/1A box. Magnetic Absorption: Secure charging with ease. Touch Control: Simple operation. Compatible with: Mobile phones, tablets, and computers (Android/iOS). Perfect for your active lifestyle!