Hi,
Yes it is possible.
This is ffrom the BOOX Note manual that you can check on
https://www.boox.com/downloads/
WiFi Transfer
There is a way to transfer ebooks to the device--WiFi Transfer.
Please ensure that your PC or Android Phone and the device are in the uniform
LAN, enter the provided IP address in a browser or scan the provided QR code
to accomplish ebook transfer.
During the transfer, do not leave the page until transfer succeed.
The ebooks are stored in a default path: \WifiTransfer.