Topaz SigLite 1x5 is Topaz's low-cost, pressure-sensitive electronic signature pad. It features all the high quality biometric and forensic capture techniques of a SignatureGem tablet but with a low-cost touchpad and stylus in place of the active electromagnetic pen and sensor. Featuring a touchpad (protected by an optional replaceable overlay for longer life) and stylus, this model series shows the signature on the computer screen. USB interface.