Lexmark T654dn. Maximum resolution: 1200 x 1200 DPI, Print technology: Laser. Print speed (black, normal quality, A4/US Letter): 53 ppm, Time to first page (black, normal): 7.5 s. Internal memory: 256 MB. Processor clock speed: 600 MHz. Standard input capacity: 650 sheets, Maximum input capacity: 4300 sheets