Two Way Radio Wireless PA Interface
One of the problems with a wired PA (public address) system is that people who are mobile have no way to access it. With a
One of the problems with a wired PA (public address) system is that people who are mobile have no way to access it. With a
One of the most useful intercom systems available is an outdoor intercom. These intercoms are used at outside entrances to buildings, security gates, or anywhere
You can go to any local building supply store or department store to buy a cheap two way radio, but a professional two way radio