Model MPX-70 Printable material Gold, silver, copper, platinum, brass, aluminium, iron, stainless steel, etc. Vickers hardness [HV] of the printing surface must be 200 or less.) Loadable material size Maximum 90 mm (width) x 90 mm (height) x 20 mm (thickness)(3-1/2 in. x 3-1/2 in. x 3/4 in.) Printing area 80 mm x 80 mm (3-1/8 in. x 3-1/8 in.) Resolution 529 dpi (High resolution), 353 dpi (Photo), 265 dpi (Text) Printing direction Unidirectional printing or bidirectional printing (Selectable with Windows driver) Printing speed (Default) 50 mm/sec (1-15/16 in./sec) Photo, 33 mm/sec (1-5/16 in./sec) High resolution/Text Interface USB interface (compliant with Universal Serial Bus Specification Revision 1.1) Power supply Dedicated AC adapter Input : AC 100 to 240 V ± 10 % 50/60 Hz 1.7 A Output : DC 19 V 2.1 A Power consumption Approx. 15 W Acoustic noise level Under 70 dB (A) (According to ISO 7779) Operation temperature 10 to 30°C (50 to 86 °F) Operation humidity 35 to 80 % (no condensation) External dimensions 226 mm (W) x 321 mm (D) x 200 mm (H) (8-15/16 in. (W) x 12-11/16 in. (D) x 7-7/8 in. (H)) Weight 4.0 kg (8.8 lb.) Included items power cord,, CD-ROM, and user's manual