khổ A4;Quét 2 mặt tốc độ nhanh Up to 2400 dpi .Bit depth :48-bit .Gray scale levels : 256. Auto document feeder (ADF) ; 50 sheets .Transparency adapter :Satellite; three slides or four 35 mm negative frames. Scan speed :preview mode <7 secs, ADF : 8ppm , 10 x 15 cm colour photo into Microsoft Word: less than 24 sec; OCR a full page of text into Microsoft Word: less than 36 sec; e-mail photo: less than 18 sec. Media types :Paper (banner, inkjet, photo, plain), envelopes, labels, cards (greeting, index), 3-D objects, 35-mm slides and negatives (using transparent materials adapter), iron-on transfers. Control panel : Scan, Copy, E-mail, Share-to-web, Save to PDF, Power Save, Cancel, Copy Colour/Black and White. Connectivity : USB 2.0 .Compatible OS : Windows & Mac