Ambir DP667 Card Scanner, Portable USB-Powered Professional Scanner A perfect fit anywhere. Professional-grade quality. Your workflow, upgraded. The small size and lightweight of this scanner have made it extremely popular with medical facilities, security agencies as well as hotels and service industry IT installations Fully USB powered, no AC power adaptor required. This portable scanner can scan upto 600dpi. Scanned size ranges from business card to 4" x 10" size