black and white laser printer, a4 ? compact dimensions ? print speed - up to 18 ppm. ? connection - usb 2.0 ? spare toner yields 1,000 pages printing technology laser processor speed 500 mhz printer format: a4 supported media formats a4 a5 a6 envelopes (c5, dl) own resolution [dpi]: monochrome quality (best) - up to 600 x 600 x 1 dpi black print speed [ppm]: up to 18 ppm color print speed [ppm]:first page printing [sec]: black and white printing: as fast as 8.4 sec max. monthly load [str]: up to 8,000 pages memory [mb]: 8mb tray capacity [p]: standard paper handling input device: 150-sheet input tray standard paper handling output device: 100-sheet output tray maximum output capacity (sheets): up to 100 sheets interface: hi-speed 2.0 usb port print languages: pclms, urf, pwg scanner: no fax: no consumption [w]: 220?240 v rated voltage at +/- 10% (min. 198 v, max. 264 v), 50?60 hz rated frequency at +/- 3 hz (min. 47 hz, max. 63 hz) consumption standby [w]: 210 w (in progress), 2.2 w (ready), 0.4 w (sleep mode), 0.1 w (manual shutdown), 0.1 w (auto power off/manual power on), 0.4 w ( usb auto power off/wake up) noise [db]: 2.5b (a) dimensions [hxwxd mm]: minimum dimensions (w x d x h) 346 x 189 x 159mm (346 x 189 x 159mm) maximum dimensions (w x d x h) 346 x 348 x 280mm weight [kg]: 3.8 kg supported operating systems: windows 10, 8.1, 8, 7: 32/64-bit, 2 gb free hard disk space, cd-rom/dvd drive or internet connection, usb port, internet explorer. apple? macos high sierra (v10.13), macos sierra (v10.12), os x el capitan (v10.11) 1.5 gb of available hard disk space internet connection usb linux package contents: hp laserjet pro m15a printer hp laserjet black genuine toner cartridge preinstalled (500 pages) getting started guide installation flyer information leaflet warranty information software drivers and documentation on cd-rom power cable usb cable must be purchased separately warranty: 24 months. replacement cartridgees cf244a hp 44a black genuine laserjet toner cartridge (1,000 pages)