Scanner Type: A4 flatbed colour image scanner Sensor Type: CIS Light Source: LED Optical Resolution: 1,200 x 1,200 dpi Output Resolution: 50 1,200 dpi (in 1 dpi increments) Scanner Bit Depth (Colour): 30-bit input, 24-bit output Scanner Bit Depth (Grayscale): 10-bit input, 8-bit output Scanner Bit Depth (Black & White): 10-bit input, 1-bit output Max Document Size: 216 x 297 mm Output File Formats: Epson Scan 2: JPEG, TIFF, Multi-TIFF, PDF, Searchable PDF, BMP, PNG Document Capture Pro (Win): JPEG, BMP, PDF, Searchable PDF, TIFF, Multi-TIFF, PNG, DOCX, XLSX, PPTX Scan Speed: Flatbed (Black / Colour): 200 dpi: 6.0 sec / 7.0 sec 300 dpi: 6.0 sec / 7.0 sec 600 dpi: 14 sec / 26 sec ADF Monochrome (Simplex / Duplex): 200 dpi: 25ppm / 10ipm 300 dpi: 25ppm / 10ipm 600 dpi: 10ppm / 6.0ipm ADF Colour (Simplex / Duplex): 200 dpi: 25ppm / 10ipm 300 dpi: 25ppm / 10ipm 600 dpi: 10ppm / 6.0ipm ADF Specifications: Scanner Type: A4 sheet-fed , 3-pass duplex scanner Optical Sensor: CIS Light Source: RGB LED Optical Resolution: 600 dpi x 600 dpi Output Resolution: 50 1,200 dpi (in 1 dpi increments) Min Document Size: 89 x 127 mm (Simplex), 89 x 170 mm (Duplex) Max Document Size: 215.9 x 3,048 mm Support Paper Thickness: 50 gsm 120 gsm ADF Capacity: 50 sheets Automatic Duplex Scanning: Yes (3-pass) Daily Duty Cycle: up to 1,500 pages / day Connectivity : Standard: USB 3.0 electrical Specifications: Rated Voltage:AC 100 - 240V Rated Frequency:50 - 60 Hz