1. Bluetooth version 3.0
2. Effective distance within 10m
3. Lithium battery capacity: 200mAh
4. Charging time is 3-4 hours
5. 100 hours of sustainable working hours
6. Standby for 100 days
7. Working voltage: 3.0-4.2V
8. Working current:<2.5mA
9. Standby current:<0.3mA
10. Sleep current:<40uA
11. Charging current: >200mA
12. 5 million button click life
Please note it will need about 12~20days for the delivery!
Delivery times are as provided by our carriers and are estimates only. Delays may occur during peak periods, and due to factors outside the carriers control.
Thank you for your understanding!
Returns / Change of Mind Policy: We 100% support our customers, If you are not satisfied, you may return any item within 30 days of delivery. If the product is no problem, all shipping charges must be paid by customer for returns. If you have any problem with our products, please CONTACT US at once.
Estimated Delivery Time Frame: 12-20 business days