Product Description Brand Samsung Model                      SCX-4521F Item Weight 10.4 Kg Product Dimensions 36.8 x 43.8 x 37.4(hxwxd) cm Technology Laser Function (Multi-function) Print , Copy , Scan, Fax Display                    2 LED Memory 16MB Refill Type               Toner Cartridge Media Size support A4, B5, A5 Tray Capacity                  150(in) / 50 (out) Print speed 20 ppm Processor                        300 MHz Duplex Print Manual Print Resolution 600 x 600 dpi Scan Method:          Colour flatbed scanner (ADF) Scanner Resolution  4800x 4800 dpi Copy Speed Mono    20 cpm Modem Speed          33.6 Kbps Connectivity USB 2.0 Wattage 30Watt(standby) / 310W(active) Warranty                  1 Year