The scanning and copying. I love this product and for the money, I'm happy. I would definitely buy another.

• Prints, copies, and scans in one convenient unit
• Up to 21 ppm print speed, up to 1,200 x 600 dpi resolution
• Reduces and enlarges copies from 50 to 200% in 1% increments

High speed, sharp resolution, and economical ink refills: Could you ask for more in a home printer? The Canon PIXMA ip4000 is designed with over 1,800 nozzles that produce tiny 2-picoliter droplets, resulting in finely detailed images that are worthy to save in your family album. Pigment-based inks insure colors will stay true, and the prints are resistant to water, fading, and smudges. With resolutions up to 600 x 600 dpi black and 4,800 x 1,200 dpi color, your office documents or school reports will look as beautiful as your photos. Built-in two-sided printing reduces your paper costs and allows you truly professional design options.

Color imageCLASS MF8450c offers color printing, copying, faxing, scanning, built-in Ethernet port for networking, and a USB 2.0 Hi-Speed interface. Generates 17 copies and prints per minute with 600 x 600 dpi. First copy is out in 16 seconds. Superior Color Imaging captures fine details when you print or copy with remarkable tone-on-tone clarity where your image will be true to the original. Duplex versatility delivers two-sided printing, copying, faxing and scanning. 33.6 Kbps Super G3 fax includes 200 speed-dial locations, 1,000-page memory capacity and one hour of memory backup. Scan and send documents through E-mail or I-Fax. Copy scaling includes 50 to 200 percent, and copy size is up to 8-1/2 x 14. 3.5 color panel with Easy-Scroll Wheel incorporates a TFT (Thin Film Transistor) display and a user-friendly menu. Printer features 50-sheet duplex automatic document feeder). Energy Star qualified.

• Powerful multifunction performance with faxing.
• Robust copier features.
• Efficient two-sided document handling.
• User-friendly productivity tools.
• Intelligent Energy Saver Mode.

Multifunction laser copier copies 30 pages/min and has copy, fax, print and scan functions. Powerful multifunction performance with faxing. Robust copier features. Efficient two-sided document handling. User-friendly productivity tools. Intelligent Energy Saver Mode. Easy access to control panel, consumable and paper tray. Canon« Single Cartridge System.