X-11BS Skin Plain Texture Detachable Bluetooth Keyboard Tablet Case for iPad Pro 11 inch 2020 / 2018, with Pen Slot & Backlight (Black) Tag-Cooling Fan With the USB-C OTG audio

With the USB-C OTG audio charge adapter

Loading Container 20GP: 358 cartons * 4 pcs = 1432 pcs

Great for ipads

Loading Container 20GP: 468 cartons * 30 pcs = 14040 pcs

suitable for Macbook (USB Type-C)

X-11BS Skin Plain Texture Detachable Bluetooth Keyboard Tablet Case for iPad Pro 11 inch 2020 / 2018, with Pen Slot & Backlight (Black) Tag-Cooling Fan With the USB-C OTG audio1. Bluetooth 3. 0 standard interface 2. Effective operating distance: 10 meters 3. Modulation method: GFSK 4. Working voltage: 3. 1 4. 2V 5. Working current: about 3. 0mA 6. Standby current: about 0. 3mA 7. Sleep current: about 0. 1mA 8. Charging current: about 200mA 9. Standby time: about 95 days 10. Charging time: about 2 hours 11. Lithium battery capacity: 400mAh 12. Sustainable working time: about 76 hours 13. Lithium battery life: 3 years 14.