HP Laserjet pro MFP 426dn

Print Technology: Laser
Print Speed: Up to 40 pages per minute (ppm); First page out as fast as 5.4 seconds.

Print Resolution: Up to 1200 x 1200 DPI.

Copying: Mono copying with a maximum copy resolution of 600 x 600 DPI.

Scanning: Color scanning with an optical resolution of 1200 x 1200 DPI.

Faxing: Mono faxing capabilities.

Maximum Paper Size: A4.

For more detailed specifications, you can refer to the official HP support page.