※ This Bluetooth earphone is genuine and not a replica of any model. ※ To save on your logistics costs, this product does not come with the original packaging box. Please understand. Features: 1. Supports listening to music and making calls. 2. Caller ID, callback, fully intelligent Chinese and English prompt tones, power on, pairing, power off, etc. 3. Every time the Bluetooth headset connects to the phone, the Bluetooth headset will automatically connect to the phone after powering on, which is convenient and fast. 4. Smart compatibility: Supports all mobile phones, tablets, notebooks, etc. with Bluetooth function. 5. Bluetooth 5.3 6. Automatic power on/automatic shutdown 7. Binaural calls 8. Previous song, next song 9. Daily life waterproof and sweatproof (not suitable for washing or soaking) Package Contents: 1 * Right ear headphone 1 * Left ear headphone 1 * Charging case 1 * USB charging cable 1 * User manual