T3-B is an innovative stand-alone fingerprint recorder that can be used in both Time Attendance and Access Control applications and comes with TCP/IP, RS-232/485,USB,card reader, multi-functions keys and has access control connectivity for Wigand-out, Door lock connection, Alarm Clock, Exit switch. It adopts the North Korean algorithm and high image quality optical fingerprint sensor. The patented optical sensor is resistant to scratches, impact, vibration and electrostatic Shock. Industrialized design with refined fashion, integrates ZKS management software, good price with good performance. It could store 3,000 fingerprint templates and 80,000 transaction records. It is a kind of selection for your attendance and security purpose.