Wacom STU Series 5-inch Color Signature Pad – 800 × 480 / USB, VCP & RS-232 / 1024 Pressure Levels / Black – [STU-540]

The Wacom STU-540 is a 5-inch color electronic signature pad designed for secure handwritten e-signature capture in business, retail, banking, hospitality and healthcare workflows. It combines an 800 × 480 TFT LCD, cordless battery-free EMR pen and multiple connectivity modes for flexible deployment.

Key Specifications

• Model: STU-540
• Product type: Color electronic signature pad
• Display: 5-inch TFT LCD
• Native resolution: 800 × 480 pixels
• Active signing area: 108 × 65 mm
• Reading technology: Electromagnetic Resonance (EMR)
• Coordinate resolution: 2540 lpi / 0.01 mm per point
• Coordinate accuracy: ±0.5 mm at the center
• Report rate: 200 points per second
• Pressure sensitivity: 1024 levels
• Communication interface: USB, Virtual COM Port (VCP) and RS-232
• Power: USB bus powered
• Maximum power consumption: 2.5 W
• Encryption: AES256 / RSA2048
• Color: Black
• Dimensions: 163 × 157 × 10 mm
• Weight including stand: 275 g

Highlights

• Hardened, anti-glare AG-etched glass provides a durable signing surface with a paper-like feel.
• Cordless, battery-free digital pen with 1024 pressure levels supports accurate signature capture.
• USB, VCP and RS-232 connectivity supports standard and virtualized desktop environments.
• Internal image storage allows the pad to display signature screens, keypad interfaces and promotional images.
• Customizable keypad and PIN-pad modes can support graphic or numeric input.
• Includes the signature pad, pen, 3 m USB cable, quick start guide and pen tether.
• Compatible with Windows signature and eSign software, Wacom sign pro PDF and the sign pro PDF Plug-in for Adobe Acrobat.

The Wacom STU-540 is suited to organizations requiring a durable, secure and integration-ready digital signature device.