* HP LaserJet Multifunction Printers: 4345, 4345X, 4345XS, 4345XM, 4730, 4730X, 4730XS, 4730XM, 9040, 9050, 9500 * Speed: Supports V.34 at 33.6 kbps * Compression Type: JBIG, MMR, MR and MH * Speed dialing: Up to 100 speed-dial lists, up to 100 numbers each * Fax memory: Up to 50,000 A4 (depending on the free storage on the hard drive) * Fax Resolution Standard: 200 x 100 dpi; fine: 200 x 200 dpi; superfine: 300 x 300 dpi