Tried-N-True designs, supplies, installs, and services entry, intercom, and public address systems. Systems can be integrated with telephone, television, computers, and automation controls, or can be a stand alone system.
  
Intercom & Public Address (PA):
These systems are generally installed to facilitate internal communications within a home or business environment. They are often included in fire and safety programs; because they allow a single announcement to be immediately heard by all those on the premises.
Typical applications for Intercoms include: homes and small offices; while PA Systems are more applicable to medium and large professional facilities.
Keyless Entry:
These systems are generally installed for security or convenience reasons. They can be used to restrict access to authorized individuals, as well as to record who enters and/or exits restricted areas, and when. Additionally, keyless systems can be integrated with computer, surveillance, and automated release systems to permit users to grant entry by visitors from anywhere on the premises or from around the globe.
Typical applications for Keyless Entry systems include: custom homes; apartments; and moderate to high security facilities.
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