Visioneer RoadWarrior 3g (RW3g-WU) Document Scanner Light Source: LED Scanning Speed: 11 sec/page Max. Document Size: 8.5 x 32 Media Type: Paper, plastic ID cards, photos USB Ports: USB 2.0 Operating Systems Supported: Pentium4 or equivalent processor Microsoft Windows8 / 7 / Vista/ XP? 2GB RAM 350 MB available hard disk space DVD-ROM drive USB port Dimensions: 11.40 x 2.20 x 1.50 (W x D x H) Weight: 0.84lbs