The Canon imageClass MF4150 Laser Multifunction is your one-stop Shopping for All of Your Office Needs. Benefit from the convenience of having the office functions you require in one reliable solution. Packed with terrific features like a 35-sheet Automatic Document Feeder, 250-sheet front-loading paper cassette and the Single Cartridge System. Your prints and copies will be made at up to a fast 21 pages-per-minute, and when faxing or PC faxing, documents will be transmitted through its Super G3 modem at up to 33.6 Kbps. The imageClass MF4150 provides two-sided capabilities for printing, copying and receiving faxes, enabling customers to significantly reduce paper consumption. Simply use the 35-sheet automatic document feeder (ADF) or letter sized platen glass to print on both sides of a single sheet of paper. The easy-to-replace cartridge that simplifies maintenance by combining the toner, drum and other moving parts into one unit resulting in excellent image quality retention and eliminating the complication of purchasing or storing separate toner and drum consumables. When scanning documents, you will achieve remarkable tone-on-tone clarity with color scanning up to an enhanced resolution of 9600 dpi. Copy Speed - Up to 21 cpm (letter) Zoom - 50 - 200% in 1% increments First Copy Time - Less than 9 seconds Document Feeder - 35 Sheets Copy Size - Up to 8.5 x 14 inch Scanner Type - Color Contact Image Sensor (CIS) Max. Resolutions - Optical 600 x 1200 dpi, Interpolated 9600 x 9600 dpi Color Depth - 24-bit FAX Modem Speed - 33.6 Kbps (Super G3) Transmission Reception Memory - Up to 256 pages Speed Dialing - 8 one-touch speed dials, 100 coded-dials Fax Features - Remote RX, Dual Access, 2-sided output Standard Interface - USB 2.0 Hi-Speed Dimension - Width 15.4 x Height 17.7 x Depth 16.8 (18.5 inches extended) Weight - 28.2 pounds