Scan SpecificationsScanner driver Windows: TWAIN 1.9 Specification, WIAMac OS: ICAMaximum scanning size A4/Letter, 8.5" x 11.7"/216 x 297 mmScanning resolutionOptical resolution (horizontal x vertical) max: 1200 x 2400dpi *1Interpolated resolution max: 19200 x 19200 dpi *2*1 Optical Resolution represents the maximum sampling ratebased on ISO 14473.*2 Increasing the scanning resolution will limit the maximumpossible scanning area.Gradation (Input/Output) Gray: 16 bit/8 bitColor: 48 bit/24 bit (RGB each 16 bit/8 bit)Network SpecificationsCommunication protocol TCP/IPWireless LANSupported Standards: IEEE802.11n/IEEE802.11g/IEEE802.11bFrequency bandwidth: 2.4 GHzChannel: 1-11 or 1-13* Frequency bandwidth and available channels differdepending on country or region.Transfer speed (Standard value):IEEE802.11n: max. 150 MbpsIEEE802.11g: max. 54 MbpsIEEE802.11b: max. 11 Mbps* These values are a theoretical maximum transmission speedbetween the printer and an equivalent network device, and donot indicate the actual transmission speed obtained.Communication distance: Indoors 164 feet/50 m* Effective range varies depending on the installationenvironment and location.Security:WEP (64/128 bits)WPA-PSK (TKIP/AES)WPA2-PSK (TKIP/AES)Setup:WPS (Push button configuration/PIN code method)197