Print, copy & scan in color using the DeskJet 4155e All-in-One Printer even from your smartphone, using HP Smart app. Get quick & easy printing directly at the control panel. Work fast & hands-free, using its 35-sheet auto feeder to help you complete scan & copy jobs quickly. Eliminate steps in repetitive tasks with customizable Shortcuts that also get you started fast with simple, step-by-step setup help you organize documents 50 percent faster. Print speed is up to 5.5 color pages per minute with up to 4800 x 1200 optimized dpi when printing from a computer. Connectivity includes Wireless 802.11a / b / g / n & Hi-Speed USB 2.0. Thermal inkjet printer also features mobile fax (send), flatbed scanning up to 8.5" x 11.69", feeder scanning up to 8.5" x 14", copying up to 9 duplicates with up to 300 x 300 dpi, 64MB memory & 60-sheet input tray.