The HP OfficeJet Pro 9020 is a high-productivity, wireless all-in-one color inkjet printer designed for small offices, featuring
fast speeds (up to 24 ppm black/20 ppm color), single-pass two-sided scanning, and dual 250-sheet paper trays for a 500-sheet total capacity. It supports automatic duplex printing, mobile printing via the HP Smart app, and includes enhanced security with self-healing Wi-Fi. 
Key Features and Capabilities:
Functions: Print, scan, copy, and fax, with a 35-sheet automatic document feeder (ADF).
Performance: Prints up to 24 ppm in black and 20 ppm in color (ISO). First page out in as fast as 9 seconds (black) or 10 seconds (color).
Paper Handling: Features two 250-sheet input trays (total 500 sheets) and a 100-sheet output tray.
Scanning & Copying: Single-pass, two-sided scanning allows scanning both sides of a document simultaneously. Includes a 35-sheet ADF.
Connectivity & Mobile Printing: Built-in Wi-Fi 802.11a/b/g/n, Ethernet, and USB 2.0. Supports HP Smart App, Apple AirPrint™, and Mopria™ certified printing.
Smart Features: Smart Tasks shortcuts allow scanning to cloud, email, and more in one tap.
Ink System: Uses 4 individual cartridges (black, cyan, magenta, yellow). Compatible with high-yield XL cartridges for lower cost per page.
Display: 2.65-inch (6.75 cm) touchscreen color graphics display