Digitalpersona One Touch For Windows Sdk 1.6 1 Download Free |link|

Modern DigitalPersona SDKs (such as the U.are.U SDKs) are often optimized for newer, high-speed USB 2.0/3.0 sensors. However, thousands of older fingerprint readers (such as the classic U.are.U 4000B) are still in circulation. These legacy devices often operate most reliably with the drivers and runtime environments provided by the One Touch SDK v1.6.1.