100exempt one IP address from requiring authentication. It can befound by doing a search of Microsoft's Knowledge Base athttp://www.microsoft.com. SpecificationsCategory SpecificationsType/compatibility Desktop ITU-T G3 transceiverApplicable network PSTN, PBX, LAN, T.37Transmission Speed Up to 33,600 BPSAutomatic fall backCommunications Half duplexCoding scheme MH/MR/MMRHorizontal resolution 300dpi TX/RX, 600dpi TX (interpolation)Vertical resolution 3.85 line/mm (standard)7.7 line/mm (fine)15.4 line/mm (ex. fine; TX and copy)300 dpi600 dpi TX (interpolation)Halftone transmission 64 shades of grayDocument size A4, A5, letter or legal sizeRecording paper Plain paper, A4, letter or legal sizeEffective scan width 8.03" (204 mm)Weight 28.66 lbs (13 kg) approx. (excluding paper)Display 2 rows of 20 characters, LCD panelDimensions Approx. 13" / 330 mm (W) x 16.9" / 430 mm (D) x9.6" / 245 mm (H) (excluding document tray anddocument stacker)Power AC120V ± 10% VAC, 50/60 Hz ±2%