HP Neverstop Laser 1000w 

Laser, 600 x 600 DPI 

A4, 21 ppm 

Duplex printing 

HP Neverstop Laser 1000w. Print technology: Laser. Number of print cartridges: 1, Maximum duty cycle: 20000 pages per month. Maximum resolution: 600 x 600 DPI. Maximum ISO A series paper size: A4. Print speed (black, normal quality, A4/US Letter): 21 ppm, Duplex printing. Display: LED. WiFi