1. Input : 5V2A 9V2A
2. Wireless output: 5w-7.5w-10w
3. Watch output current: 5V 0.4A
4. Headset output current: 5V 0.2A
5. Transmission distance: 2-6 mm
6. Charging efficiency: 73%
7. Color: black
8. Operating frequency: 100-205khz
9. Solution: ST
