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 ...

Easy to use, outstanding sound quality and volume, pairs with multiple Bluetooth devices, IP-67 waterproof and dustproof, reasonably priced. We first started reviewing Bluetooth intercoms for ...

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 ...

On his blog, [Kenneth Finnegan] recently showed off a replica of a fun toy he used to play with as a kid, a telephone intercom system. The setup is pretty simple, requiring little more than a pair of ...

One of the best ways to improve efficiency in a small office environment is to reduce the amount of time spent traveling between departments. An intercom system that connects the front desk to a back ...

The AKE Stealth Intercom Set 200 is not a heavyweight — figuratively or literally — but it is fully functional, easy to use and it stands up well against newer systems. Upside: Simple, clean design; ...

I recently received a notice from our landlord informing us that they’re replacing our building’s buzzer system, which is in desperate need of replacement. However, they’re replacing it with a “state ...

February, 2019 – Farmingdale NY. Alpha Communications® today announced that it has released its new AlphaTouch™ multi-family smartphone video-intercom system. AlphaTouch™ is designed to be the low ...

Many buildings, including apartment and condo complexes, are still relying upon the old 125 KHz RFID key fobs as part of their access control systems. As I wrote in an article in 2018, these are ...