HP Laser MFP 139FNW A0NU1A A4 - Print-Scan-Copy-Fax & Wireless ( 1-5 users ) , ADF. Print to 20 ppm(letter), Black (A4, ready): As fast as 8.3 seconds , Black (best): Up to 1200 x 1200 dpi; Black (normal): Up to 600 x 600 dpi . Memory 128MB RAM, 600 MHz processor. Copy : 20ppm ( letter ) , up to 99 copies , phóng 25% - 400% , Fax : 33.6 Kbps. Scan : Flatbed, ADF , CIS . Tray : in put : 150 sheet , ADF 40 sheet , out put : 100 sheet . Display : 2-Line LCD . Recommended monthly page volume 100 to 2,000 . Duty Cycle : 10,000 pages .Conection : Hi-Speed USB 2.0; Fast Ethernet 10/100Base-Tx network port; Wireless 802.11 b/g/n Supplies: HP 110A W1112A ( 1500 pages)