1. Wireless connection range: 0-10 meters
2. Charging specification: DC 5V 500mA
3. Normal charging time: 2 hours
4. Music playback time: 3 hours
5. Hands-free talk time: 8-10 hours
6. Bluetooth standard: Bluetooth 4.2 + EDR
7. Product Features: Features large buttons, easy to operate, built-in magnetic design, with TF card slot