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- Security Starts At The Door  -

Doorbell Repair Queens, New York:

Door BellDoor Chime Dual Door ChimeRound Doorbell ButtonSquare Doorbell ButtonDual Doorbell ButtonsIntercom Call StationApartment Intercom StationElectric Door Strike Doorbell Buzzer Electrical Power Supply

Residential        Commercial        Institutional        Industrial

Doorbell . Door Buzzer System Repair and installation

Video Doorbell Repair and installation

Intercom System Repair and installation

Video Intercom System  Repair and Installation

Telephone Intercom System Repair and Installation


 Door Buzzer Repair -  Queens, New York

Contact Unlimited Applications Security Company For a Cost Effective Intercom or Door Entry Solution:

We provide prompt professional doorbell buzzer repair service and you can rest assured that with over two decades of expertise in doorbell buzzer and door entry systems installation & repair that you will be provided with a solution which will be in service for years. 

All of our work is guaranteed and we stand behind every doorbell buzzer system repair or installation that we perform. We provide custom system installation for home and offices owners to suit your needs from design to installation our priority is providing a cost effective and trouble free system repair or installation.

Our repair teams are highly trained and skilled to quickly troubleshoot and repair doorbell buzzer systems.

We install voice intercom systems, video intercom systems, telephone intercom system and the recently popular VOIP intercom system. We believe that "security starts at the door" and a fully functional doorbell buzzer or intercom system is the first step in security by giving the ability to communicate and  in some systems see the person at the door and giving the option of allowed or denied access of door entry.

We provide intercom system and doorbell buzzer repair and installation for residential and commercial property owners in  Queens, New York.

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LEE Doorbell Buzzer      Ring Smart Doorbell      Adams Rite


Serving the New York City Metropolitan Area and All Adjoining Counties

Unlimited Applications Security Company P.O. Box 300012 Jamaica, New York  11430

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