IMPRESORA HP OFFICEJET PRO 251DW UP TO 20 PPM BLACK, UP TO 15 PPM COLOR HP EPRINT CAPABILITY: YES , CONNECTIVITY: 1 HI-SPEED USB 2.0 DEVICE, 1 HI-SPEED USB 2.0 HOST, 1 ETHERNET 10/100 BASE-TX NETWORK, 802.11 B/G/N STATION, 802.11 B/G ACCESS POINT, PAPER HANDLING: 250-SHEET INPUT TRAY, 150-SHEET OUTPUT TRAY, DUTY CYCLE (MONTHLY): UP TO 30,000 PAGES - CARTUCHOS HP 951A Y 951XL