portable scanner with ocr software, it can work under windows XP ... Scanner: 153.7g, Dock:331.5g, Scanner+Dock:456.2gSensor type CISResolution 300DPI(default), 600DPI, 900DPIScanner speed(without dock)A4 length ... cable, Scanner, Docking station, CD, User Manual ,Pouch auto feed portable scanner, own backlight, CIS Sensor type