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Arlo Smart Home Security Guide: Alarm Kit, Cameras or Both?

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Arlo is best known for its wireless security cameras, the kind you can stick on an outside wall in a few minutes and check from your phone. Over time the brand has added a DIY alarm system too, built around a keypad hub and small multi-purpose sensors that live inside your home. That gives first-time buyers a real choice when shopping for Arlo smart home security: watch the outside of the house with cameras, protect the inside with alarm sensors, or combine both in the same Arlo Secure app.

The three options below differ in what they guard: the Essential Battery 2K 3-pack is a set of outdoor-ready cameras, while the SS1501 and SS1201 are the same alarm system sold with five sensors or two sensors respectively.

Arlo Home Security Systems Compared


Arlo Home Security System - Wired Keypad Sensor Hub, (2) 8-in-1 Sensors, 24/7 Professional Monitoring- No Contract Required, DIY Installation, Alarm System for Home Security – SS1201, White

High score Our score: 9.2/10

Arlo

Arlo Home Security System – Wired Keypad Sensor Hub, (2) 8-in-1 Sensors, 24/7 Professional Monitoring- No Contract Required, DIY Installation, Alarm System for Home Security – SS1201, White

9.2/10Our score, based on listed specifications and buyer feedback

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Price and specifications are read from the Amazon product page and can change.

Arlo Home Security System

Best for: Apartments and small homes starting out

Pros

  • Two 8-in-1 sensors
  • Same 6-in-1 keypad hub
  • DIY plug-in install, no contract

Cons

  • Only two sensors to start
  • Monitoring needs paid subscription
Arlo Home Security System
Arlo Home Security System

Best for: Larger homes wanting full indoor coverage

Pros

  • Five 8-in-1 sensors
  • Keypad hub with siren
  • One Tap Emergency Response
  • Yard sign included

Cons

  • Monitoring needs paid subscription
  • No cameras included
Model Type What Is Included Power Professional Monitoring
Arlo Essential Battery 2K (3rd Gen) 3-Pack Wireless cameras Three 2K cameras Rechargeable battery Emergency response with paid plan
Arlo Home Security System SS1501 Alarm system Keypad sensor hub, five 8-in-1 sensors, yard sign Plug-in hub, wire-free sensors 24/7, with paid plan
Arlo Home Security System SS1201 Alarm system Keypad sensor hub, two 8-in-1 sensors Plug-in hub, wire-free sensors 24/7, with paid plan

Arlo Essential Battery 2K Security Cameras 3-Pack for Outdoor Watching

The Arlo Essential Battery 2K Security Cameras Wireless Outdoor 3-pack is the third generation of Arlo’s everyday battery camera. “Wireless” here means two things: the camera runs on a rechargeable battery rather than a power cable, and it connects to your home Wi-Fi rather than a wired network. 2K is the video resolution, a step above 1080p HD, which helps when you want to make out a face or a delivery label. Each camera sees a 130° field of view, a wide angle that covers most of a porch or driveway.

The listing names color night vision, a built-in spotlight, two-way audio (you can talk through the camera and hear the other side), a remote-controlled siren, 12x zoom, weather resistance and dual-band Wi-Fi, which lets the camera pick the stronger of your router’s two signals. Smart detection covers people, vehicles, packages and animals, and animated previews show what happened before you open the full clip. The cameras work with Alexa, Apple Home, Google Home, Samsung SmartThings and IFTTT, so you can, for example, turn on lights when motion is spotted.

Here is the part first-time buyers should understand clearly: live streaming and basic alerts work without a subscription, but video history (60 days), AI detection and emergency response come with the Arlo Secure plan, which is included as a one-month trial and paid after that. If you want to see and record who is outside, this is the right starting point. If your bigger worry is someone opening a back door or a pipe leaking in the basement, the alarm systems below cover that job better. Buyers who prefer a camera that never needs recharging can read our Arlo wired security camera guide.

Arlo Home Security System SS1501 for Whole-Home Coverage

The Arlo Home Security System SS1501 is a DIY alarm kit with a wired keypad sensor hub, five 8-in-1 sensors and a yard sign. “DIY” means you install it yourself, no technician visit, and “no contract required” means you are not locked into a long agreement. The hub plugs into a wall outlet, while the sensors are wire-free and attach with adhesive.

The hub is described as 6-in-1. It is the keypad you use to arm the system (away, home or standby), and it also has a built-in siren, motion detection and smoke/CO alarm listening. It includes One Tap Emergency Response buttons that send fire, police or medical responders. The 8-in-1 sensors are the clever bit: each one can act as a motion sensor, a door or window open/close sensor, a water leak sensor, a freeze sensor, a tilt sensor, an ambient light sensor, or a listener that alerts you when your existing smoke or CO detector sounds. You choose which functions each sensor uses in the Arlo Secure app. Arlo’s SecureLink connection is said to give extended range, a more secure link and longer sensor battery life.

Premium features such as 24/7 professional monitoring (trained staff who watch for alarms and call for help), 30-day video cloud storage and emergency response require a paid subscription after the trial. The specs list a 1080p video resolution, which is confusing because no camera is included; pair it with Arlo cameras if you want video. With five sensors, this is the Arlo home security system to choose for a house with several entry doors or a basement to watch.

Arlo Home Security System SS1201 for Apartments and Starter Setups

The Arlo Home Security System SS1201 is the smaller version of the same alarm system: one wired keypad sensor hub and two 8-in-1 sensors. The hub and sensor features match the SS1501, with arm, arm home and standby modes, a built-in siren, motion and smoke/CO alarm detection, and One Tap Emergency Response buttons.

The listing puts extra emphasis on its monitoring options. With a paid plan, 24/7 Live Security Experts help watch your home, and Video and Image Verification is described as reducing false alarms and giving priority dispatch with first responders. That verification relies on camera footage, so it works best if you also own Arlo cameras. You can customize which widgets appear on the app dashboard and assign single or multiple detection functions to each sensor. The listing does not mention a yard sign.

This is a sensible Arlo alarm system with no contract for an apartment, a small home, or a first try at DIY security, for example one sensor on the front door and one near the water heater. If you have more doors and windows to cover, the five-sensor SS1501 saves you buying extra sensors.

How to Choose the Right Arlo Home Security System

Decide what you want to protect. Cameras show you what is happening outside, such as visitors, deliveries and cars. Alarm sensors tell you when something changes inside, such as a door opening, a leak or a smoke alarm going off. Many homes eventually combine both, and all three products here run in the same Arlo Secure app.

Count your entry points. Each 8-in-1 sensor usually covers one door, window or area at a time. Walk through your home and count the spots you care about most. Two sensors (SS1201) suits a small apartment; five sensors (SS1501) suits a typical house.

Understand the subscription. For all three products, the premium features, including professional monitoring, emergency response and longer video history, need a paid Arlo Secure plan after the trial. The cameras still stream live and send basic alerts without one. If you are comparing ecosystems, our guide to budget-friendly outdoor cameras shows how other systems approach subscriptions.

Think about power and placement. The camera batteries need periodic recharging, while the alarm hub needs a wall outlet near where you want the keypad. Sensors are adhesive and wire-free, so renters can use them without drilling.

Check your smart home. The cameras list Alexa, Apple Home, Google Home, SmartThings and IFTTT. If you already use a dedicated smart home camera hub, check compatibility before you buy.

FAQ

Which Arlo system should I buy first?

If you mainly want to see who comes to your door or driveway, start with the Essential Battery 2K 3-pack. If you want an alarm that alerts you to doors opening, leaks or smoke alarms, start with the SS1201 or SS1501.

What is the difference between the Arlo SS1501 and SS1201?

Both use the same keypad sensor hub and 8-in-1 sensors. The SS1501 includes five sensors and a yard sign; the SS1201 includes two sensors.

What does the Arlo 8-in-1 sensor detect?

Motion, open/close, water leak, freeze, tilt, ambient light changes, and the sound of your smoke or CO alarm. You choose the functions in the app.

Do I need a subscription for Arlo?

Not for the basics. The cameras stream live and send alerts without a plan. Professional monitoring, emergency response, cloud video history and advanced detection need a paid Arlo Secure plan after the included trial.

Can I install an Arlo alarm system myself?

Yes. Both alarm kits are sold as DIY: plug in the hub, stick the sensors where you need them and set them up in the app.

Can the Essential cameras be used indoors?

Yes. The listing names both indoor and outdoor use.

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