The NEC T640Dn Laser Printer is fully compatible with PC, Unix, Mac, Sun systems. This printer connectivity interface: Parallel (IEEE1284), USB 2.0, RJ-45 Network Adapter.
Specifications
Key Features
Black Print Speed
35 ppm
Max Resolution (BW)
1200 x 1200 dpi
Platform 
PC, Unix, Mac, Sun
Technology (Detailed) 
Laser
Output Type 
Monochrome Printer
Printer Type 
Workgroup Printers
Technical Features
Connectivity Technology
USB 2.0 · Parallel (IEEE1284) · RJ-45 Network Adapter
Language Simulation
PCL 5E · PCL 6 · PostScript 3 Emulation · PPDS · OCR A · OCR B · PDF v1.5
Form Factor 
Stationary
Duplex Printout 
Standard
Monthly Duty Volume 
200,000 Pages
Monthly Duty Cycle 
100,000+ (Large Workgroup)
First Page Out Time 
6 Seconds
Media
Media Type
Transparencies · Plain Paper · Envelopes · Cards · Labels · Vinyl Labels · Polyester Labels · Dual Web Labels
Total Media Capacity
3850 Pages
Max Media Size 
Legal (216 x 356 mm, 8.5 x 14")
Networking
Networking Type
Network Adapter · 10/100BaseTx · Wireless Print Server (Optional)
Data Link Protocols
Ethernet · Fast Ethernet
Memory
Installed RAM
64 MB
Max Memory
576 MB
Processor
Processor Speed
400 MHz
System Requirements
Operating System
Apple MacOS 9 · Apple MacOS X · Microsoft Windows XP Professional · Microsoft Windows 2000 · Microsoft Windows Millennium Edition · Microsoft Windows NT · Microsoft Windows 98 Second Edition · Novell NetWare · HP-UX · IBM AIX · SunSoft Solaris · Microsoft Windows NT Server · IBM OS/400 · Microsoft Windows Server 2003 · Microsoft Windows 2000 Server · Microsoft Windows 2000 Advanced Server · Microsoft Windows XP Home · Microsoft Windows 2000 Pro · Microsoft Windows XP Pro x64 · SuSe Linux Enterprise 8