The circuit provides a simple illustration of a door phone intercom system having a two-way communication using the features of LM386 amplifier. Intercom – short for intercommunication, is an ...

Any landlord managing multiple apartments should understand the importance of installing an apartment intercom system with door release functionality. From helping you monitor who visits to providing ...

Salto announces the launch of the XS4 Com iGO cloud-based door intercom, an advanced video intercom solution engineered to seamlessly integrate with modern digital lifestyles across residential, ...

A security research firm says it discovered an “easily” exploitable vulnerability in a door entry security system used in government buildings and apartment complexes, but warns that the vulnerability ...

Controlling access to a school generally begins at the front door — it is how most visitors enter a school (or an office, manufacturing facility or warehouse for that matter). K-12 campuses have been ...