Specifications> 111S PECIFICATIONSITEM SPECIFICATIONDimensions 435 x 563 x 339mm (W x D x H) without DuplexunitWeight 26Kg approx. (without Duplex unit)Print method LED exposed light source electronic photographicmemoryPrint speeds C5600: 20 pages per minute colour / 32 pages perminute monochromeC5800: 26 pages per minute colour / 32 pages perminute monochromeResolution 600 x 600, 600 x 1200dpi or 600 x 600dpi x 2bitAuto Features Auto registrationAuto density adjustmentAuto consumable counter resetMemory 64MB standard, upgradable to 128MB or 320MBOperatingplatformWindows98/Me/2000/XP/XP Pro x64 bit Edition*/NT4.0 /Server 2003/Server 2003 x64 bit Edition*,* x86-64 processors only. Itanium is notsupported.MacOS 9.0 (or higher), OS X (10.2 or higher), ClassicPaper capacityat 80g/m²300 sheets in main tray530 sheets in optional 2nd tray100 sheets in multi purpose tray (or 50transparencies or 10 envelopes)Paper weight 64 ~ 120g/m² in main tray64 ~ 176g/m² in 2nd tray64 ~ 203g/m² in multi purpose trayPaper output 250 sheets in face down (top) stacker @ 80g/m²100 sheets in face up (rear) stacker @ 80g/m²Paper feed 1 Paper tray, manual feed, optional additional papertray(s)Media size -any trayA4, A5, A6 (tray 1 only), B5, Legal 13/13.5/14inch, letter, Executive.Media size - MPtrayA4, A5, A6, B5, Legal 13/13.5/14 inch, letter,executive, custom (up to 1200mm length), com-9envelope, com-10 envelope, monarch envelope, DLenvelope, C5 envelope