Biztracker Infinity POS is a product by ALLBiz Software, Inc. a technology company based out of Seminole, FL. The system itself works with Windows/PCs and uses a local database. It's not specifically built with wine retail in mind, but it's found a home in many stores, including some very significant businesses.
While much of the Biztracker Infinity POS customer base is located in the Southeast, they also have clients nationwide.
In general, this system is intended for stores with 2+ cash registers; however, a version called "Biztracker Infinity Lite" is available for smaller locations. The system also supports multiple store locations as well.