MFD HP Laser MFP 135aA4, Print, copy, scan, USBPrint speed : Up to 20 ppmPrint quality : Up to 1200 x 1200 dpiProcessor speed: 600 MHzMemory: 128 MBInterface: Hi-Speed USB 2.0 portPaper handling input, standard: 150-sheet input trayPaper handling output, standard: 100-sheet outputScanner type: FlatbedScan resolution, optical: Up to 600 ppiRecommended monthly page volume: 100 to 1000 pagesDuty cycle (monthly, A4): Up to 10000 pages Cartridge: HP 106A Black Original Laser Toner Cartridge (~1,000 pages)What's in the box: HP Laser MFP 135a Printer, Preinstalled introductory HP Laser Black print cartridges (500 pages), Setup guide,Reference guide, Regulatory statements flyer, Power cord