With the C524DTN Color Laser Printer, you can print professional, high quality color documents at up to 20 pages per minute (ppm) with a time to first print as fast as 13 seconds or two-sided printing at up to 13 sides per minute (spm). The front access panel makes it easy to replace toner cartridges and paper. The intuitive operator panel with the graphical "Show Me" function will assist you in keeping your printer up and running. This printer also features ColorCare Technology with ColorSaver, which provides 3 levels of color and monochrome toner saver, Mono Only Driver, Black and White Lock, Color Print Permissions and Proof then Print functions.With the built-in Lexmark MarkNet N8000 series print server, you can be sure your network is safe. Simple Network Management Protocol (SNMP) v3, Secure Sockets Layer (SSL), IP Security (IPSec) and 802.1x authentication provide security measures for printer communications and data encryption. You can also enable confidential printing with enhanced personal ID number (up to 10 digits) management including lockout, job expiration, and invalid PIN protection.