HP LaserJet MFP 136A 4ZB85A A4 - Print-Scan-Copy ( 1-5 users ) . Print up to 21 ppm(letter), Black (A4, ready): As fast as 8.9 seconds , Black ( best ): Up to 1,200 x 1,200 dpi; Black (normal): 600 x 600 dp . Memory 128MB RAM, 600 MHz processor. Copy : 20ppm ( letter ) , up to 99 copies , phóng 25% - 400% , Scan : Flatbed , CIS . Tray : in put : 150 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 Supplies: HP 110A W1112A ( 1500 pages)