Base printer plus networking, additional 500-sheet paper tray, automatic two-sided printing, and 80 MB of additional memory (128 MB total) Total Price Print speed, black (best quality mode) Up to 35 ppm Print technology Laser Print quality, black Up to 1200 x 1200 dpi Paper trays, std. 3 Input capacity, std. Up to 850 sheets Standard envelope capacity Up to 10 envelopes Output capacity, std. Up to 250 sheets Duplex printing (printing on both sides of paper) Automatic (standard) Paper Handling, Input (standard) 100-sheet multipurpose tray, 250-sheet input tray, 500-sheet input tray Media sizes, std. Executive, legal, letter, letter rotated, statement, 8.5 x 13 inch, 11 x 17 inch, 12 x 18 inch, monarch envelope, DL envelope, #10 envelope Memory, std. 128 MB Connectivity, std. 1 IEEE-1284 parallel, 1 USB, 1 EIO, 1 JDI 10/100 Print drivers, std. HP PCL 5, HP PCL 6, HP PostScript Level 3 emulation Dimensions (w x d x h) 19.3 x 23.6 x 15.9 in Weight, U.S. 73 lb