T640dtn, 400MHz, 64MB, 1200x1200DPI, 33ppm, Duplex, IEEE 1284, USB 2.0, Fast Ethernet, 55dB, 25.2kg
Lexmark T640dtn, Laser, 1200 x 1200 DPI, A4, 33 ppm, Duplex printing, Network ready
Lexmark T640dtn. Print technology: Laser. Number of print cartridges: 1, Duty cycle (monthly, A4): 200000 pages per month. Resolution (maximum): 1200 x 1200 DPI. Maximum ISO A-series paper size: A4. Print speed black (normal, A4/US Letter): 33 ppm, Duplex printing. Network ready