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PART NUMBER: 7KW72A, Print speed black (ISO, A4): Up to 21 ppm1, Print Speed Color (ISO): Up to 21 ppm1 First page out black (A4, ready) As fast as 10.6 sec First page out color (A4, ready) As fast as 12.3 sec Duty cycle (monthly, A4) Up to 40,000 pages Recommended monthly page volume 150 to 2,500 Print technology Laser Print quality black (best) Up to 600 x 600 dpi Print quality color (best) Up to 600 x 600 dpi Display 6.8 cm (2.7 in) colour graphic screen Mobile printing capability HP ePrint Apple AirPrint™ Mobile Apps Mopria™ Certified Wi-Fi® Direct Printing Wireless capability Built-in 802.11 b/g/n Authentication via WEP, WPA/WPA2, or 802.1X Encryption via AES or TKIP WPS Wi-Fi Direct Connectivity, standard Hi-Speed USB 2.0 port Built-in Fast Ethernet 10/100/1000 Base-TX network port 802.11n 2.4/5GHz wireless Front Host USB Compatible Operating Systems Windows® 10, 8.1, 8, 7: 32/64-bit, 2 GB available hard disk space, Internet connection, USB port, Internet Explorer Windows Vista®: 32-bit only, 2 GB available hard disk space, Internet connection, USB port, Internet Explorer 8 Windows® XP SP3 or higher: 32-bit only, any Intel® Pentium® II, Celeron® or 233 MHz compatible processor, 850 MB available hard disk space, Internet connection, USB port, Internet Explorer 8 Windows Server support is provided via the command line installer and supports Win Server 2008 R2 and higher Apple® macOS Sierra (v10.12), macOS High Sierra (v10.13), macOS Mojave (v10.14), macOS Catalina(v10.15), 200 MB available hard disk space, Internet required for download, USB Linux: for more information see https://developers.hp.com/hp-linux-imaging-and-printing Unix: for more information see http://www.hp.com. Memory 256 MB DDR, 256 MB Flash Maximum Memory 256 MB DDR, 256 MB Flash Paper handling input, standard 250 sheet input tray Duplex printing Manual (driver support provided) Finished output handling Sheetfeed Media sizes supported Executive (184 x 267 mm) Oficio 8.5×13 (216 x 330 mm) 4 x 6 (102 x 152 mm) 5 x 8 (127 x 203 mm) A4 (210 x 299 mm) A5 (148 x 210 mm) A6 (105 x 148 mm) B5(JIS) (182 x 257 mm) B6(JIS) (128 x 182 mm) 10 x 15cm (100 x 150 mm) Oficio (216 x 340 mm) 16K (195 x 270 mm 184 x 260 mm 197 x 273mm) Postcard(JIS) (100 x 147 mm) Double Postcard(JIS) (147 x 200 mm) Envelope #10 (105 x 241 mm) Envelope Monarch (98 x 191 mm) Envelope B5 (176 x 250 mm) Envelope C5 (162 x 229 mm) Envelope DL (110 x 220 mm) A5-R (210 x 148 mm)