The 9 Best Cellular Alarm System in 2025 - Buyer’s Guide & Reviews

A great fit for 2-4 bedroom homes, this kit includes one base station, two keypads, eight contact sensors, two motion detectors, and one range extender.

Put whole-home security at your fingertips with Ring Alarm, a do-it-yourself alarm system.

Includes a more intuitive keypad with emergency buttons and smaller contact sensors to seamlessly blend into your home.

Receive mobile notifications when your system is triggered, change your Alarm modes, and monitor all your Ring devices all through the Ring app.

Choose the Ring Alarm kit that fits your needs and add additional components and accessories at any time.

Easily setup your Ring Alarm by plugging in your base station, connecting to wifi via the Ring app, and placing your sensors in their ideal locations.

Better with Alexa: Arm and disarm Ring Alarm with your voice and get mobile alerts about the sound of broken glass or smoke alarms with Alexa Guard. Call trained agents from your Echo who can request the dispatch of emergency responders with Alexa Guard Plus, included with an eligible Ring Protect plan.

A great fit for 1-2 bedroom homes, this kit includes one base station, one keypad, four contact sensors, one motion detector, and one range extender.

Put whole-home security at your fingertips with Ring Alarm, a do-it-yourself alarm system.

Includes a more intuitive keypad with emergency buttons and smaller contact sensors to seamlessly blend into your home.

Receive mobile notifications when your system is triggered, change your Alarm modes, and monitor all your Ring devices all through the Ring app.

Choose the Ring Alarm kit that fits your needs and add additional components and accessories at any time.

Easily setup your Ring Alarm by plugging in your base station, connecting to wifi via the Ring app, and placing your sensors in their ideal locations.

Better with Alexa: Arm and disarm Ring Alarm with your voice and get mobile alerts about the sound of broken glass or smoke alarms with Alexa Guard. Call trained agents from your Echo who can request the dispatch of emergency responders with Alexa Guard Plus, included with an eligible Ring Protect plan.

A great fit for condos and apartments, this kit includes one base station, one keypad, one contact sensor, one motion detector, and one range extender.

Put whole-home security at your fingertips with Ring Alarm, a do-it-yourself alarm system.

Includes a more intuitive keypad with emergency buttons and smaller contact sensors to seamlessly blend into your home.

Receive mobile notifications when your system is triggered, change your Alarm modes, and monitor all your Ring devices all through the Ring app.

Choose the Ring Alarm kit that fits your needs and add additional components and accessories at any time.

Easily setup your Ring Alarm by plugging in your base station, connecting to wifi via the Ring app, and placing your sensors in their ideal locations.

Better with Alexa: Arm and disarm Ring Alarm with your voice and get mobile alerts about the sound of broken glass or smoke alarms with Alexa Guard. Call trained agents from your Echo who can request the dispatch of emergency responders with Alexa Guard Plus, included with an eligible Ring Protect plan.

Ready to protect right out of the box. Just plug in the base station, place your sensors, plug in your Simplicam and start protecting your home in minutes - no tools required.

Optional 24/7 professional monitoring and cloud recording with police, fire & medical dispatch starting at 60c/day - No contracts (SimpliSafe products and professional monitoring services are only offered for sale and supported in the US)

Sound the alarm. Pioneering signal burst technology that is powerful enough to cover homes of every size, with up to 1000 ft. range - no extender needed.

The SimpliCam security camera lets you see what’s happening at home anytime from your phone, tablet or computer and comes with a built-in stainless steel shutter for complete control over privacy.

Motion sensors detect motion within 30 feet, has a 90 degree field of vision and gets along great with pets under 50lbs. Perfect for full range coverage when placed in a corner.

Backups for your backups. Up to 24 hour battery and dual Wi-Fi & cellular connections to keep your home secure and protected from the unexpected.

We've got you covered - Customize your SimpliSafe security system with additional sensors for whole home protection - up to 100

Pair your SimpliSafe security system with your preferred smart home integration platform - Works with Amazon Alexa & Google Assistant

1 Year Warranty: Purchase of any SimpliSafe products from unauthorized third parties voids the manufacturer warranty

WiFi & ZWAVE Compatible (SOLD SEPARATELY - NOT INCLUDED)

L5210 All-In-One Home and Business Control System

Integrated Z-Wave Support via L5100-ZWAVE Z-Wave Control Module for L5210 (SOLD SEPARATELY - NOT INCLUDED)    Up to three thermostats (HVAC system or battery powered) with 1°F and 0.5°C set points Four door locks – Jammed locks reported to Honeywell Total Connect Remote Services 40 devices such as lights, switches and lamp modules 20 scenes 20 rules or event-based actions 20 schedules or time-based actions Sunrise/sunset lighting control Randomized lighting control

Wi-Fi via L5100-WIFI Wi-Fi IP Communication Module for L5210 (SOLD SEPARATELY - NOT INCLUDED)    IEEE 802.11 B/G/N radio Supports alarm reporting Supports two-way voice LYNX Connect app supports up to four mobile iOS and Android devices

Honeywell 3GL Communications GSM radio (SOLD SEPARATELY - NOT INCLUDED) – protocol supports AT&T and Rogers networks ADEMCO Contact ID Reporting (four or ten digit account numbers) SIA Format Reporting Internet central station communication with L5100-WIFI or ILP5 module GSM cellular central station communication with internal GSM radio Selection for primary communication path when using dual paths Touch activated radio registration GSM radio signal strength display Two-way voice communication over POTS, IP/Wi-Fi or GSM Honeywell Total Connect ready Alarm Output Built-in 85 dB sounder with voice siren Steady output for burglary/panic Temporal pulse output for fire and carbon monoxide alarms Long range radio/audio alarm verification Programming Options stored in EEROM Can be uploaded, downloaded or controlled via IBM-compatible computer using Compass Downloader software and specified modem or via capable GSM, Wi-Fi or IP communications module Intuitive programming interface reduces time and mistakes Programming options selected from allowable list Contextual options, defaults and pre-fills for faster set-up Listings UL 985, UL 1023, UL 1635 CAN/ULC-S545, CAN/ULC- Subject-C1023 ANSI/SIA CP-01-2010 System Power Primary power: plug-in power supply, 110VAC to 9VDC, 2.7A output 300-04705V1 or 300-04065V1 (300-04063V1 in Canada) Four or 24-hour backup battery: rechargeable nickel-metal hydride battery pack rated at 7.2Vdc Operating temperature: 32°F – 122°F (0°C – 50°C) Dimensions (approx) 6.1" H x 8.5" W x 1.71" D (15.5cm H x 21.6cm W x 4.4cm D)

We offer the newest version siren host from Aug,2020;different from old one is setup guide,PLEASE NOTE an important tips:have to trigger the sensors within 6 seconds during the operation,or need pug in/out again into setting status.DOOR ALARM uses remote control to set security code for arming/disarming;home alarm system complete with fully programmable main unit and sensors,if you want to DIY,please restore factory as manual or operation video,then add them again.

DIY expandable home burglar security alarm system-this alarm horn support up to 30 pcs wireless detectors,8 remote keyfobs,loud up to 115db deluxe door alarm system for peace of mind.

Complete DIY wireless house burglar alarm system kits includes a horn and three window/door sensors,two remote controls,two pir motion detectors, loud alarming to protect well for apartment shed hotel garage RV motor home safety ,affordable home security.

Loud SOS alarm and easy to get help-children and seniors at home in emergency,press the S button of the remote controller,which will trigger the siren alarm up to 115db to notice neighbors or other families in home so that they will get help in time.

After sale service- Kindly refer the user manual before usage,if you have any issues or need to customize alarm system kit,please feel free to contact us in our shop,we will try our best to help you out soon;the alarm system kit can compatible with KERUI brand another type alarm hub,DIY complete alarm system as your need.

Easy installation and do-it-yourself (DIY) with No Monthly Fees. Arm/disarm the system and monitor the sensor status with the SkylinkNet Smartphone App. Also, with the Keychain Transmitter (MK-MT) or Keypad (KN-MT) sold separately

Multiple arming features. Arm away while leaving your home (all sensors are activated), arm home while someone is home (motion sensor deactivated, optional), and panic mode to immediately sound the alarm

Works with Amazon Echo, with SkylinkNet Alexa Skill. Use voice to control your alarm system and home automation devices. SkylinkNet is IFTTT compatible, allowing you to integrate the system seamlessly with other manufacturer Smarthome devices. Works with Google Home as well

Receive push notifications at any time when sensors are activated. In case of a power failure, the battery backup allows all units and sensors to continue operating as a local alarm with an Indoor (M-1) or Outdoor Solar Siren (SA-001S) Sold separately

Add up to 100 devices (sensors and lighting receivers). Add up to 10 security cameras (WC-400PH & WC-510PH sold separately) to monitor different areas. Add up to 6 users per Hub, and user can add up to 6 Hubs per account

✅ALPHA WIRELESS SECURITY SYSTEM - A smart way to protect your house with tolviviov Smart Home Security System. 8-piece kit includes the 1 alarm siren station, 5 windows & door sensors and 2 remote controls. No contracts and No subscription fee.

✅SMART ALARM SYSTEM for Home - tolviviov Alarm Security System is an affordable solution for your apartment security. You have full control over the door alarms for home security through your smartphone and get instant notifications of alarms alert in your house or apartment.

✅CUSTOMIZATION - You can add extra door and window sensors, motion detectors, wireless doorbell, and water detectors to different rooms in your home security systems;It supports expansion of up to 20 sensors and 5 remote controls/keypads, which can be added to the WiFi alarm station.

✅DIY INSTALLATION - Easily set up tolviviov Wireless Home Security System in minutes without tools. The wireless connection devices does not damage the wall. The alarm station should ALWAYS CONNECT to AC adapter. The backup battery works for 8 hours, only as an emergency battery.

✅VOICE CONTROL and WIFI Network - Your tolviviov Home Alarm System can be easily controlled by Away, Disarm, and Home modes with your voice. Works with Alexa and Google Assistant. WIFI connection, Only works on 2.4GHz WiFi network, does NOT support 5GHz WiFi networks.

✔️ COMPATIBILITY CHECK & CONNECTION - 2.4 Ghz WiFi connection required. Nexx Smart Alarm Controller provides SMART functions to COMPATIBLE, existing alarm systems. COMPATIBLE with most DSC, Honeywell/Ademco, and First Alert brands - check Compatibility picture in the Amazon picture gallery or on GetNexx website. ❌ NOT COMPATIBLE with the following brands: Apex, Bosch, DMP, FBII, GE, Interlogix, Napco, NetworX, Ring, SimpliSafe, Vivint. ❗ PLEASE CHECK COMPATIBILITY BEFORE YOU BUY! ❗

✔️ CONVENIENT & SECURE REMOTE MONITORING & SMART NOTIFICATIONS - Arm & disarm your alarm system from anywhere anytime while SECURELY SHARING with family and friends. Always know who is coming or going (and when!) and receive notifications for alarm events. HISTORY LOG FOR SECURITY - shows the who, the when, and the associated alarm activity with date and time to give you that extra sense of security.

✔️ ACTIVATE BY TAPPING, SPEAKING, OR SIMPLY USE YOUR OLD KEYPAD - Control using our NEXX mobile app by Tapping on the app, by Speaking to Amazon Alexa, Google Assistant, or Apple Siri, by connecting it in SmartThings, IFTTT, or OmniFob, and use it alongside your existing alarm control keypads.

✔️ EASY INSTALLATION - Smarten up and automate your alarm system in 10 minutes. No need to buy or install new sensors. Our STANDARD FREE plan is more than enough for most, including voice activation using Alexa, Google, Siri, notifications, history log, and more!