Spec Description Network capabilities Built-in Wi-Fi 802.11b/g/n Mobile printing capability Apple AirPrint™; Chrome OS; HP Smart app; Mopria-certified Wireless capability Yes, built-in Wi-Fi 802.11b/g/n Connectivity, standard 1 Hi-Speed USB 2.0; 1 Wi-Fi 802.11ac (dual band) Control panel Smart contextual user interface - Cap Sense Buttons: Monochrome & Colour Copy, Information, Cancel and Resume, Indicator lights: Wifi icon, number counter and Document feeder error Image legal disclaimer Product image may differ from actual product Copyright notice The product could differ from the images shown. © 2014 Hewlett-Packard Development Company, L.P. The Information contained herein is subject to change without notice. Warranties for HP products and services are set out in the express warranty stat... Product logos High speed USB; Works with Windows 10; Windows 7; Mac Smiley; Mac Universal; Mopria; Wi-Fi certified; Bluetooth; Airprint; ColorLock; Instant Ink; Energy Star (For countries that apply); Recycle; Fragile; Keep out of rain; This side up; PAP20; HP ... Services description headline 01 UG062E Services description headline 02 UG457E Services description headline 03 UG235E Services description headline 04 UG337E Services description headline 05 U6N05E Services HP 3 year Care Pack Pickup Rtn Multi Fcn Printer -E SVC; HP Installation w/Network Consumer Printer SVC; HP 3 year Care Pack Next Business Day Exch Multi Fcn Printer - E SVC; HP 3 year Care Pack Onsite Exch Multi Fcn Prtr - E SVC; HP 3 year Care P... Scan speed (normal, letter) Up to 2.8 ipm (200ppi, b&w); up to 2.8 ipm (200ppi, color) Scan speed (normal, A4) Up to 2.8 ipm (200ppi, b&w); up to 2.8 ipm (200ppi, color) Maximum Memory 256 MB DDR3 Memory Slots None Memory 256 MB DDR3 Power consumption 4.0 Watts (Ready) ; 1.70 Watts (Sleep); 0.15 Watts (Off) ; 0.15 Watts (Auto-off) Power Input voltage: 100 to 240 VAC (+/- 10%), 50/60 Hz, 0.7A. Input voltage: 200 to 240 VAC (+/- 10%), 50/60Hz (+/- 3Hz), 0.4A (China & India);. Not dual voltage, power supply varies by part number with # Option code identifier. Power supply type Built-in Universal Power Supply Fax Transmission Speed 14.4 kbps Photo (product photo, jpg, 70x100) Printers and Multifunction/CD028B_70x100.jpg Sustainable impact specifications The HP Envy 6400 All-in-One series is made from recycled printers and other electronics—more than 20% by weight of plastic. Save paper by up to 50% using automatic two-sided printing. Original HP cartridges have been engineered to use recycled pla... Telecom compliance (fax capability) EN 300 328 V2.1.1:2016; EN 301 893 V2.2.1:2017