A11-A 2 in 1 Removable Bluetooth Keyboard + Protective Leather Tablet Case with Touchpad & Holder for iPad Pro 11 2022 / 2021 / Air 5 / Air 4(Rose Gold) Bluetooth Speakers and can effectively reduce radiation

and can effectively reduce radiation

Frequency: 2

All aluminum alloy manufacturing

Intelligent environment noise reduction

Single/binaural switchable

A11-A 2 in 1 Removable Bluetooth Keyboard + Protective Leather Tablet Case with Touchpad & Holder for iPad Pro 11 2022 / 2021 / Air 5 / Air 4(Rose Gold) Bluetooth Speakers and can effectively reduce radiation1. Bluetooth 3. 0 solution 2. Effective distance 10m 3. Standby time: 100 days 4. Continuous working time: 70 hours 5. Charging time: 4 5 hours 6. Lithium battery capacity: 200mAh 7. Lithium battery life: 3 years 8. Button life: 500 million times 9. Keyboard with touch control 10. Product size: 25. 4x19x1. 7cm 11. Product weight: 540g