HP Laser 107w (4ZB78A)Functions : PrintPrint speed black (ISO, A4) : Up to 20 ppm 1First page out black (A4, ready) : As fast as 8.3 sec 2Duplex printing : Manual (driver support provided)Duty cycle (monthly, letter) : Up to 10,000 pages 3Duty cycle (monthly, A4) : Up to 10,000 pagesRecommended monthly page volume : 100 to 1,500 4Print quality black (best) : Up to 1,200 x 1,200 dpiPrint languages : SPLPrint technology : LaserConnectivity, standard : Hi-Speed USB 2.0 port, Wireless 802.11 b/g/nMobile printing capability : HP Smart App; Apple AirPrint™; Mobile Apps; Mopria™ Certified; Wi-Fi® Direct printingWireless capability : Yes, built-in Wi-Fi 802.11b/g/nDisplay : LEDProcessor speed : 400 MHzMaximum Memory : 64 MBPaper handling input, standard : 150 sheet input trayPaper handling output, standard : 100 sheet output binFinished output handling : SheetfedNumber of print cartridges : 1 (black)Replacement cartridges : W1106A HP 106A Black Original Laser Toner Cartridge (1,000 pages)