Brother HL-5450DNT. Maximum resolution: 2400 x 600 DPI, Print technology: Laser, Recommended duty cycle: 500 - 3500 pages per month. Print speed (black, normal quality, A4/US Letter): 38 ppm, Warm-up time: 1 s, Time to first page (black, normal): 8.5 s. Internal memory: 64 MB, Maximum internal memory: 320 MB, Memory type: DDR2. Processor clock speed: 400 MHz, Processor family: Star Sapphire. Standard input capacity: 750 sheets, Maximum input capacity: 800 sheets, Multi-Purpose Tray capacity: 50 sheets