The Topaz SignatureGem LCD 4x3, model T-LBK755SE-BHSB-R (Dual Serial and USB, High-Speed) is Topaz's medium-sized, rugged, 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.