Lexmark C935DTTN. Maximum resolution: 2400 x 2400 DPI, Print technology: Laser. Print speed (black, normal quality, A4/US Letter): 45 ppm, Print speed (colour, normal quality, A4/US Letter): 40 ppm, Time to first page (black, normal): 5 s. Internal memory: 512 MB, Maximum internal memory: 1 MB. Processor clock speed: 1250 MHz. Standard input capacity: 3140 sheets, Maximum input capacity: 3140 sheets