There is an abundance of information that can be found out online. Among the information is manufacturer, type of interface, type of ink cartridges, and troubleshooting techniques.
The Canon imageCLASS D340 can be bought secondhand or refurbished at merchant sites such as Amazon and eBay. They are also periodically available on classified sites such as Craigslist.
A good reliable laser printer that is sold by canon is a canon image class MF4450. Another good printer is a canon USA image class D340. It all depends on the price you want to pay for the printer.