HP Mono LaserJet MFP 135a (Replaces the M2070) Print, Copy and Scan. Control Panel: 2-Line LCD; 12 Buttons (Power, Cancel, Start, Navigation(Menu, OK, Back, Left, Right), ID Copy, Contrast, Scale, Info); LED indicator lights (Power, Status). Manual duplex and booklet print, N-up printing, skip blank pages, poster print, watermarks. Manual Duplex printing (driver support provided). Connectivity: Hi-Speed USB 2.0. Memory: 128MB/600MHz.