摘要:
Described is a system comprising a database, a wireless computing unit and a server. The database stores product data which includes a product identifier of a product, at least one function identifier corresponding to the product and product-function data for each of the at least one function of the product. The unit obtains the product identifier and one of the at least one function identifier and generates a data request as a function of the product and one of the least one function identifiers. The server receives the data request and obtains corresponding product-function data from the database as a function of the data request. The server generating a response message as a function of the corresponding product-function data for wireless transmission to the unit.