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TP-Link Deco Whole Home Mesh WiFi System (Deco S4) - Up to 3,800 Sq.ft. Coverage, WiFi Router and Extender Replacement, Parental Controls, 2-Pack

In stock. Limit 2 per customer.
Ships from United States.
  • A New Way to WiFi: Deco Mesh technology gives you a better WiFi experience in all directions with faster WiFi speeds and strong WiFi signal to cover your whole home.
  • Better Coverage than traditional WiFi routers: Deco S4 2 units work seamlessly to create a WiFi mesh network that can cover homes up to 3,800 sq. ft. No Dead Zone anymore.
  • Seamless and Stable WiFi Mesh: Rather than WiFi range extender that need multiple network names and passwords, Deco S4 allows you to enjoy seamless roaming throughout the house, with a single network name and password.
  • Incredibly fast AC1200 speeds makes the deco capable of providing connectivity for up to 75 devices.
  • With advanced Deco Mesh Technology, units work together to form a unified network with a single network name. Devices automatically switch between Decos as you move through your home for the fastest possible speeds

AC1200 Whole Home Mesh WiFi System

Cover your entire home with fast, stable Wi-Fi. Experience smooth, responsive browsing, streaming and gaming, even when a houseful of devices is connected. The Deco units work together to form a unified network within which you can roam seamlessly, without the need to switch between multiple SSIDs. The user-friendly mobile app lets you easily setup the network and manage parental controls to keep your kids safe online. While the sleek, elegant design makes the Deco a great decoration piece in modern homes.

A New Way to WiFi

Deco Mesh technology gives you a better WiFi experience in all directions with faster WiFi speeds and a strong WiFi signal to cover your whole home.

WiFi Dead-Zone Killer
Seamless Roaming
Connects up to 75 Devices

Two Modes in One
Easy Setup
Parental Controls
Works with All Deco Models

WiFi Dead-Zone Killer

Get Deco S4 for a strong WiFi signal in every corner of your home up to 3,800 sq.ft (2-pack)†. Wireless connections and optional Ethernet backhaul work together to link Deco units, providing even faster network speeds and truly seamless coverage. Want more coverage? Simply add another Deco.


Ranch-Style Home


Multi-Story Home


L-Shaped Home

image 2.4 GHz wireless connection

image 5 GHz wireless connection

imageOptional Gigabit Ethernet Backhaul

Seamless Roaming with One WiFi Name

Deco units work together to form one unified network with one single SSID. Your phone or tablet automatically connects to the fastest Deco as you move through your home, creating a truly seamless WiFi experience‡.


With Mesh


Without Mesh

No More Buffering

Deco S4 provides a lag-free connection to up to 75 devices†. A fast networking experience is guaranteed for all devices, and all applications from surfing, downloading, streaming to gaming.

  • Dual Band Speeds up to 1200 Mbps
  • 5 GHz: 867 Mbps
  • 2.4 GHz: 300 Mbps
  • Connections for up to 75 devices

Smooth Operation for Multiple Applications

* Testing of multiple applications conducted by TP-Link in December 2018.

2-in-1 Router and Access Point Modes

Flexible and multifunctional, the Deco S4 includes a variety of features allowing it to serve as a router or access point. Just choose the mode for your network demands.


Router (Default)

Instantly generate a private wireless network.


Access Point

Create WiFi access for any existing wired network.

WiFi Made Easy


App-Based Setup

Installing Deco S4 is fast and easy. Just unpack the system, download the Deco app and follow its on-screen directions.


Easy Management

Manage your WiFi at home or away in the Deco app, including seeing the connected devices, prioritizing your devices, setting up a guest network and more.


Voice Control

Pair with Alexa to control Deco S4 with simple voice commands. Enjoy a convenient life.

Parental Controls

Simple, intuitive parental controls make it easy to keep your children safe while they’re online.

User Profiles

Easily create a profile for each family member and set custom time limits and online time allowances.

Filter Levels

Keep your family safe online with security settings that block websites based on age-appropriateness.

Time Limits

Set limits on how much time each person in your family can spend online.


Check out which sites your children visit and how much time they spend on each to ensure your children are safe while they’re having fun online.

Suspend Connectivity

Take a break from WiFi for dinner and family game nights. Just tap a button to suspend internet access for everyone in your home.

All Decos Work Together

Deco S4 is compatible with every other Deco model to form a Mesh network. Expand Mesh WiFi coverage anytime by simply adding more Decos.


†Capability to connect 100 devices is based on testing using a mixed combination of devices. Maximum wireless transmission rates are the physical rates derived from IEEE Standard 802.11 specifications. Range, coverage, and maximum quantity of connected devices are based on test results under normal usage conditions. Actual wireless data throughput. wireless coverage, and quantity of connected devices are not guaranteed and will vary as a result of 1) environmental factors, including building materials, physical objects, and obstacles, 2) network conditions, including local interference, volume and density of traffic, product location, network complexity, and network overhead, and 3) client limitations, including rated performance, location, connection quality, and client condition.

‡Clients need to support 802.11k/v/r and may require additional set up. Performance may vary depending on the client device.

Warranty & Returns

Warranty, Returns, And Additional Information


  • Limited Warranty period (parts): 2 years
  • Limited Warranty period (labor): 2 years
  • Read full details

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