For sale: Topaz device Electronic signature Topaz SignatureGem LCD Model: T-LBK766SE-BHSB-R High-speed SE version Professional SignatureGem class Backlit LCD screen Signature size approximately 10 x 13 cm Comes with free Topaz software Helps you adjust the device, customize the signature screen, and integrate it with your system at no extra cost Comes with a more precise electronic pen Tempered glass screen surface USB connection New Available in quantity