Ricoh Aficio SP 3410DN is a 30PPM B&W Network Laser Printer with standard automatic duplexing for productive two-sided printing; standard Ethernet networking and USB 2.0 interface is also standard to drive the unit through a single Windows PC or Mac; Print onto a wide range of media sizes up to 8.5" x 14" and paper weights up to 90 lb. Index. User-adjustable, front-loading paper trays enhance system flexibility. Speed envelope printing via the 50-Sheet Bypass Tray for in-house customer invoicing and mailing applications. Expand paper capacity up to 550 sheets to handle longer jobs and growing volumes with less interruption. The optional 250-Sheet Paper Feed Unit installs beneath the standard 250-Sheet Tray to maintain a compact footprint. Choose the Standard Yield All-In-One (AIO) print cartridge (2,500 pages) to minimize out-of-pocket supply expenses, or the High Yield AIO (5,000 pages) to bring cost-per-page factors down even more.