The STU-520 LCD Signature Pad features a high-quality, wide-format color display and WVGA 800 x 480 resolution, providing space for both signatures and promotional messages. It can be used for branding, advertising or promoting to the customer at point-of-sale. The screen also offers plenty of space to incorporate soft keys or menu buttons.


STU-520 features and benefits

  • 4.7″ color LCD display with 800 x 480 resolution for collecting signatures or displaying text, branding or advertising
  • Wacom’s patented EMR technology has high durability because it has no active circuitry in the surface glass.
  • Wacom’s patented cordless, battery-free pen with 512 levels of pressure sensitivity
  • Hardened glass protects the LCD and is highly scratch resistant
  • Data encryption is available as an option


The STU-520 LCD signature pad features a high-quality color display and generous 4.7″ 800 x 480 resolution, providing ample space for even the longest signatures. The large screen offers plenty of space for promotional material such as logos, text, images and slideshows. As with other Wacom signature pads, the STU-520 features Wacom’s cordless, battery-free pen with 512 levels of pressure sensitivity for signing accuracy and high reliability.


STU-520 Factsheet STU-520 Images

Technical specifications

General Specifications


Tablet & Pen


Dimensions (W x H x D) 160 x 177.3 x 15.5mm, 6.29 x 6.98 x 0.61inch
Color of front / back cover black / black
Weight 300g / 10,582oz
Power Supply 5V DC USB bus powered
Power Consumption 2.5W maximum
Communication / grapic card interface USB 2.0 (full speed)
Status LED Yes
Cover Plate Surface Tempered anti-glare etched glass
Screen Diagonal 119.38mm / 4,7inch
Screen Size 103.92 x 60.48mm, 4.09 x 2.38 inch
Resolution WVGA, 800 x 480pixels
Aspect Ratio 16:10
Viewing Angles (H/V) 160° / 160°
Colour Depth 65.536 colours
Contrast Ratio -/-
Brightness -/-
Backlight / Lifetime LED / 20.000h
Technology Electro-Magnetic-Resonance (EMR)
Active Area 103.92 x 60.48mm, 4.09 x 2.38 inch
High Precsion Active Pen, Cordless and Battery Free Yes
Pen Pressure Levels 512 (non-interpolated)
Resolution 2.540 lpi (not interpolated)
Coordinate Accuracy ± 0.5mm / ± 0.02inch (center)
Reading Height 5 mm / 0.2 inch (center)
Report Rate 200pps / 800 4D coordinates
Pen Storange Integrated pen compartment with stand
Pen Tether Yes
Encryption System AES 128 bit encryption, Diffie-Hellman key exchange
Supported operating systems Windows® 8 / 7 / Vista / XP, Mac OS X 10.6.8 or later, Terminal server support
Software Compatible with signature / E-signing software and sign I pro PDF, C++, .Net and Java SDK/API available for developers
Operating Temperature +5°C to 35°C / 41°F to +95°F
Operating Humidity 20% to 80% RH (non-condensing)
Storage Temperature -10°C to +60°C / -14°F to 140°F
Storage Humidity 20% to 90% RH (non-condensing)
Mounting Options screw mounting holes
Warranty depending on region and channel of purchase