Print Technology : Laser (Colour) Number of Print Cartridges : 4 (1 each for black, cyan, magenta, yellow) Maximum Duty Cycle : Up to 20,000 pages per month Maximum Resolution : 600 x 600 DPI Print Speed (Black, Normal Quality, A4) : Up to 18 ppm Duplex Printing : Supported Product Colour : White Compact Design : Dimensions of 211 x 382 x 309 mm HP150a Color Laser Printer