Topaz SigatureGem LCD 4x3, T-LBK755-BHSB-R, Dual Serial & USB Interface, TLBK755BHSBR

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T-LBK755 Model Series SignatureGem LCD 4x3

SignatureGem® LCD 4x3 includes all the high-quality electronic signature capture features of Topaz signature pads with the added feature of an 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 tempered glass signing surface make this a versatile pad for the most demanding applications.

5.00 LBS

Expected release date is May 13th 2024

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SigGem® Color 5.7 is an advanced biometric electronic signature pad with 5.7 inch, full-color TFT VGA (640x480) LCD that captures and displays "electronic ink" under the pen tip for a natural signature. 

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.

SigPlus® Pro ActiveX SigPlus Pro Java SigPlus Pro C++ SigPlus Pro .NET pDoc® SDKs BUNDLED DEVELOPER’S TOOLS Create applications using ActiveX or view electronically signed documents. Available as a native Java bean. Create applications in C. Native assembly for the .NET environment. Create applications to capture/embed eSignatures in digital signature fields in PDF documents.

General Information

  • Product Type: Signature Pad

  • Brand Name: Topaz

  • Manufacturer: Topaz Systems, Inc

  • Product Model: T-L755

  • Product Name: SignatureGem LCD 4x3

  • Product Line: SignatureGem

Technical Information

  • Pad Resolution: 410 ppi

  • Signing Area: 4.40" x 2.50"

Physical Characteristics

  • Height: 6.1"
  • Width: 7.3"
  • Depth: 1.6"


  • Interfaces/Ports:
    • USB
    • 9-pin DB-9 Serial
  • Host Interface: USB

Input Devices

  • Input Device Type: Active Pen

Display & Graphics

  • Display Type: LCD - Backlit


  • Limited Warranty: 3 Year
Three Year Warranty