Laser | M6550NW | USB 2.0 | WiFi | ETH | Windows 10 | Windows 8 | Windows 7 | Linux | MacOS | Paper size A4/210 C- 297 | Paper input 150 sheets | Paper output 100 sheets | Resolution 1200×1200 dpi | First print 7.8 sec | Print speed PPM 22 | Memory (RAM) 128MB | Copy | Scan | Network W-LAN 802.11b/g/n | Dimensions 417x305x301mm