1. Bluetooth 3.0 standard interface2. Effective operating distance: 10 meters3. Modulation method: GFSK4. Working voltage: 3.0-4.2V5. Working current: less than 2.5mA6. Standby current: less than 0.3mA7. Sleep current: less than 40uA8. Charging current: more than 200mA9. Standby time: more than 100 days10. Charging time: 3-4 hours11. Lithium battery capacity: 200mah12. Sustainable working hours: 100 hours13. Lithium battery life: 3 years14. Button force: 80 +/-10g15. Button life: 5 million clicks16. Size: 29.3x19.7x1.9cm17. Weight: 649g
