Very old Inkjet Printer, one of the very first commercially monochrome
inkjet printers available!
Used, but still boxed, with power supply, optional sheet feeder,
instruction booklets.
A bit of computing history?
Info here:
ftp://95.82.248.32/Drivers/Print/Canon_Service_Manuals/Canon%20BJ-10sx%20User%20Manual.pdf

Been stored for years, will be taken to the tip next week if it doesn't get
taken.
Mike.
Danby Wiske.

Check out the pictures at:
https://trashnothing.com/pics/132329