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The Topaz SignatureGem® LCD 4x5 (Higher Speed Version via Virtual Serial USB) is an advanced electronic signature pad with a large, bright QVGA (320x240) TFT LCD that captures and displays high-resolution “electronic ink” under the pen tip for a natural signature.

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Compatible with

  • Citrix Virtual Apps 1808
  • Citrix Virtual Apps 1811
  • Citrix Virtual Apps 1903
  • Citrix Virtual Apps 1906
  • Citrix Virtual Apps 1912 LTSR
  • Citrix Virtual Apps and Desktops service
  • Citrix Virtual Apps and Desktops service on Azure
  • Citrix Virtual Desktops 1808
  • Citrix Virtual Desktops 1811
  • Citrix Virtual Desktops 1903
  • Citrix Virtual Desktops 1906
  • Citrix Virtual Desktops 1912 LTSR
  • Citrix Workspace App for Windows
  • XenApp 7.15 LTSR
  • XenDesktop 7.15 LTSR


  • Citrix Virtual Apps and Desktops service (XenApp & XenDesktop service)
  • Citrix Virtual Desktops (XenDesktop)
  • Citrix Workspace app (Receiver)
  • Citrix Virtual Apps (XenApp)
  • Citrix Virtual Apps and Desktops service on Azure

Product Details

The Topaz® SignatureGem® LCD 4x5, model T-LBK766SE-BBSB-R (Dual Serial and Virtual Serial via USB, High-Speed) is Topaz's largest, rugged, and advanced electronic signature capture pad with the added feature of a backlit LCD interactive display, allowing users to see "electronic ink" under the pen tip as they sign as well as navigate and display text and graphics. The large signing area and rugged signing surface make this a versatile pad for the most demanding applications. This model shows the signature on the signature pad, as well as the computer screen.

Bundled secure software APIs provide for interactive text, graphics, and pen-tap hotspots and checkboxes, which enable users to navigate screens, read agreements, and select preferred options before signing.


  • Customizable with large LCD display
  • Serial or virtual serial via USB interface
  • Higher-speed version (SE)
  • Ideal for USB-redirected or COM port-forwarded remote environments
  • Rugged
  • High-quality capture techniques