Number of users: 1–3 users.
Black-and-white printer: Black-and-white prints at up to 19 ppm.
Wireless printing: Print and share with notebooks or PCs on an existing wireless network, using the freedom of built-in wireless.
Wireless direct: Send print jobs quickly and efficiently—wirelessly without a network.
Easy mobile printing: Print straight from your smartphone or tablet in just a few simple steps.
HP Auto-On/Auto-Off Technology: Save energy with intelligence that turns the printer on when it’s needed and off when it isn’t.
ENERGY STAR: Save energy with this ENERGY STAR printer.
Compact size: The compact design takes up little space.
HP LaserJet Pro M12w Wireless Laser Printer look alike HP LaserJet Pro P1102w. Compared to P1102w M12w is 2 inch smaller in heigh, and depth. It is compatible with 79A Toner Cartridge. 79A Toner Cartridge is $54 and output yields about 1000 pages of black and white printing. P1102w is compatible with 89A Toner Cartridge that output yields 1500 pages and cost $25. HP LaserJet Pro has similar features as P1102w and in reduced weight and size. CPU is same as well as RAM size is 8 MB for both models. Cost of initial ownership for M12w is lower than P1102w but higher on long term toner cartridge price as of yet. It has built in wireless connectivity and USB.
HP Software should be installed on Mac OS X as new software is required for HP LaserJet Pro to function correctly. Without adding proper software and adding printer will result in no-response from Printer if you use generic printer profile. Output of paper is very clean HP LaserJet Print quality which is excellent. Only difference is compared with its own previous model, new M12w is smaller in size, and thus smaller toner container in 79A Toner cartridge which is about 1000 pages worth of toners. The cartridge is more expensive however compared to 89A toner cartridge that has been on the market for longer time period.