Plustek SmartOffice PS286, 216 x 356 mm, 600 x 600 DPI, 48 bit, ADF scanner, Grey, CIS Plustek SmartOffice PS286. Maximum scan size: 216 x 356 mm, Optical scanning resolution: 600 x 600 DPI, Input colour depth: 48 bit. Scanner type: ADF scanner, Product colour: Grey. Sensor type: CIS, Scan drivers: TWAIN. Standard interfaces: USB 2.0. Weight: 1.66 kg http://www.toptenreviews.com/computers/scanners/best-document-scanners/plustek-smartoffice-review/ The Plustek SmartOffice PS286 document scanner is one of the fastest scanners we reviewed. It can scan both sides of the document on one pass through the machine. The document scanner also does not sacrifice image quality for speed. This Plustek docume... This document scanner is fast and reliable, The PS286 cannot import documents directly into software applications such as TurboTax. We recommend this document scanner for its speed and text recognition capabilities....