Wireless Internet cards function like a modem in that each end translates signals into binary. Discover the reason why certain wireless Internet cards won’t work with certain routers with help from an IT professional in this free video on wireless Internet cards.Expert: Matt Berkowitz Contact: enduserblues.blogspot.com/ Bio: Matt Berkowitz is an IT professional specializing in end-user support for internal networking and hardware-related functions. Filmmaker: Dimitri LaBarge