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Electronic Alarm System

An alarm system is a security device for your home or business that alerts you to the presence of intruders, or sounds an alarm if the door is opened. Alarm systems are often used in conjunction with other home security devices, such as cameras and motion sensors. Browse the top-ranked list of electronic alarm systems below along with associated reviews and opinions.

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  1. Ring - Alarm Pro Home Security Kit 14 Pieces - White

    SKU: J39QV8X59J

    Great products and service from my Best Buy rep Vic...Great set!...Great set! We had it installed really quick through Best Buy.

    Product Description

    A comprehensive white security kit offering whole-home protection, Wi-Fi 6 connectivity, and real-time app alerts.
    See all Home Security Systems
    Your price for this item is $379.99
  2. Compustar - Vehicle Alarm Add-on Kit for Remote Start Systems - Black/Gray

    SKU: J3P5Z3C2G6

    This is by far the best alarm i have had love the adjustability...Love our alarm best buy did a great job installing it...Best buy is great at installing...Great

    Product Description

    An add-on kit in black and gray that upgrades remote start systems with enhanced vehicle security and voice alerts.
    See all Remote Start & Security Systems
    Your price for this item is $99.99
    Save $20
    The previous price was $119.99
  3. Security Upgrade for Viper DS4+ Remote Start Systems - Black

    SKU: J7Q8KPXQ8P

    Great addition! Completes my system. Highly recommend Viper and Best But for installation....Great Alarm System...The best system for your money. Highly recommended.

    Product Description

    A black security kit with a six-tone siren and shock sensor for enhanced vehicle theft protection.
    See all Remote Start & Security Systems
    Your price for this item is $99.99
  4. Viper - 1-Way Security System with Keyless Entry (Remote Start Not Included) - Installation Included

    SKU: J7GGXLVGCH

    Great alarm system...Great installation at best buy too...Installed by Best Buy easy to use. Loud alarm.

    Product Description

    A comprehensive car security system featuring a 6-tone siren, shock sensor, keyless entry, and installation included.
    See all Remote Start & Security Systems
    Your price for this item is $299.99
  5. SPT - Wired Mini Strobe Motion Alarm with Red LED Light (DC12V) (4-Pack)

    SKU: J3GTZG9CFP

    Product Description

    A compact wired alarm with a bright red LED strobe light for enhanced outdoor security and visual alerts.
    See all Door & Window Alarms
    Your price for this item is $32.00
  6. SPT - Wired Mini Strobe Motion Alarm with Red LED Light (DC12V) (2-Pack)

    SKU: J3GTZG9CF2

    Product Description

    A compact wired alarm with a bright red LED strobe for clear visual security alerts.
    See all Door & Window Alarms
    Your price for this item is $26.00
  7. SPT - Wired Mini Strobe Motion Alarm with Red LED Light (DC12V)

    SKU: J3GTZG9C5S

    Product Description

    A compact wired alarm with a bright red LED strobe light for enhanced outdoor security and deterrence.
    See all Door & Window Alarms
    Your price for this item is $17.00
  8. Techko - Hanging Safety Guard Alarm

    SKU: J3Q6K4QSJR

    Love this product...Works great...We can't have a hardwired system so these are a great solution.

    Product Description

    A portable alarm that hangs on any doorknob and detects vibrations for simple, tool-free security.
    See all Security Camera & System Accessories
    Your price for this item is $24.99
    Save $15
    The previous price was $39.99

FAQ

When choosing an electronic alarm system, consider features such as remote access via smartphone apps, compatibility with other smart home devices, customizable alert settings, battery backup, and the ability to add sensors or cameras as needed.

Yes, many electronic alarm systems are compatible with popular smart home assistants like Amazon Alexa, Google Assistant, or Apple HomeKit, allowing you to control your system with voice commands or automate routines.

Absolutely. Electronic alarm systems are designed for a wide range of environments, including residential homes, apartments, offices, and retail spaces. Choose a system that matches the scale and needs of your property.

While some advanced systems may benefit from professional installation, many modern electronic alarm systems are designed for easy DIY setup with step-by-step instructions and user-friendly interfaces.

Most electronic alarm systems offer remote monitoring through dedicated mobile apps or web portals, allowing you to receive real-time alerts, view system status, and control settings from virtually anywhere.