HP OfficeJet 7310 All-in-One Printer Up to 20 ppm color printing, 30 ppm black Up to 1,200 x 1,200 dpi print resolution Makes 99 copies, reduces and enlarges 25% to 400% Up to 2400 dpi optical scan resolution; 150-page incoming fax memory USB 2.0 interface, digital-camera memory slots, optional Ethernet