1.USB optical fingerprint senor 2.Compact, light weight, portable 3.SDK(VB,VC,Delphi,C#.net,VB.net,asp)... USB optical fingerprint scannerAcquisition speed and image, images, high precision, good stability, while providing fingerprint algorithm, and the secondary development of the required SDK.Development Kit for CS or BS architecture, application development, providing OCX and DLL are signed by ...