HP DeskJet 2721 All-in-One Printer(7FR54B) - Functions: Print, copy, scan, Scan Type: Flatbed, Print Speed:(Colour)Up to 16 ppm,(Black)Up to 20 ppm, Resolution: Up to 1200 dpi, Memory: 512 MB DDR1; 160 MB flash, Display: Icon LCD display, Connectivity: built-in Wi-Fi 802.11a/b/g/n, 1 Hi-Speed USB 2.0, Paper Size: A4, B5, A6, DL envelope, Paper Handling: (input)60 sheet input tray,(output)25-sheet output tray, Duplex Printing: Manual, Colour: Indigo, Operating Systems: Windows 10, 7, MacOS Sierra v10.12 (previously OS X), macOS High Sierra v10.13, macOS Mojave v10.14, macOS Catalina v10.15, Chrome OS,