https://www.asmag.com/project/resource/index.aspx?aid=16&t=secutech-made-in-taiwan-products-and-solutions
Product Info
GI0543 Smart Card Reader

GI0543 Smart Card Reader

GIANNI INDUSTRIES INC.
Region: Taiwan
Update: 07/19/2007
Key Specifications
-Touch Panel Keypad Without Mechanical Key Board

-Allows up to 49+50 PIN codes

-Dual relays output

-Door Reed Switch Input for Anti-Tailgating

-Programmable via keypad and master code

-3 LED display with audible indication

-Non-Volatile Memory

-Invalid PIN Lock-out

-Metal die casting housing

-With vandal resistant screws

https://www.asmag.com/project/resource/index.aspx?aid=16&t=secutech-made-in-taiwan-products-and-solutions