HP 9250c - Document scanner 600 dpi x 600 dpi Ethernet/ USB Digital Sender Scanning Speed: Up to 55 ipm (b&w), Up to 33 ipm (colour) Max. Document Size: Media sizes supported: A4, A5, B5 Media Type: Paper, labels and cards (via glass), transparencies USB Ports: Yes Other Ports: 1 Ethernet 10/100 Base-TX Power Requirements: 100 to 240 VAC (± 10%), 50/60 Hz (± 2%) Power Consumption: 98 watts maximum (scanning at 55 ppm) Noise Level (Approx.): 53 dBA