TOPAZ, T-LBK766-BHSB-R, SignatureGem LCD 4x5 Signature Pad, Dual Serial/USB. The Topaz® SignatureGem® LCD 4x5 is one of Topaz’s largest, rugged, advanced electronic signature capture pad with a bright QVGA (320 x 240) TFT LCD that captures and displays high-resolution “electronic ink” under the pen tip for a natural signature.
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