One Unified Network – With advanced Mesh Technology, Halo S3 units work together to form one unified whole-home network with one Wi-Fi name and one password.
Seamless Roaming – Automatically switch between Halos as you move around your home, always getting the best signal to enjoy the fastest connections for all your devices.
Ultra-High Performance Wi-Fi – Blanket up to 3,000 square feet (280 m²) with high-speed Wi-Fi, ideal for 3–5 bedroom houses.
Connects over 60 devices – Enjoy lag-free connection and non-stop entertainment on all your devices, at the same time.

Whole Home Coverage
From the Front Door to the Backyard
With Mercusys Mesh Technology, Halo S3 works as a unified system to guarantee a strong Wi-Fi signal in every corner of your home, covering up to 3,000 square feet (280 m2)

Seamless Roaming
Devices are intelligently connected to the Halo with the strongest signal and highest capacity. No more sudden signal drops or lagging Wi-Fi when you’re walking around the house.

Non-Stop Entertainment on All Your Devices
Halo S3 provides fast connections for over 60 devices at the same time. Keep phones, computers, tablets, and smart home and other IoT devices connected and operating at peak performance.

Expand Anytime
Halo S3 is compatible with Halo S12 and Halo S3 to form a Mesh network. Expand Mesh Wi-Fi coverage anytime by simply adding more Halos.

Simply press the "Pair" button,
Then just enjoy the expanded Wi-Fi.

Parental Control
Supervise children and staff by limiting access. Manage when and how connected devices can access the internet.

Guest Network
Allow guests to join your Wi-Fi network while protecting your privacy. Making sharing easy and maintaining security.

Hassle-Free Installation
Easy step-by-step instructions on the intuitive webpage allow you to complete installation in minutes.

Specifications

Button
Pair Button/Reset Button

External Power Supply
9V/0.6A

Dimensions (W X D X H)
3.5 x 3.5 x 3.5 in (88 x 88 x 88 mm)

Wireless Standards
IEEE 802.11b/g/n

Frequency
2.4 - 2.5 GHz

Mesh Protocol
802.11k/v

Signal Rate
300 Mbps on 2.4 GHz

Transmission Power
<20dBm (EIRP)

Reception Sensitivity
11g 6M: -95dBm
11g 54M: -77dBm
11n 20M MCS7: -75dBm
11n 40M MCS7: -72dBm

Wireless Functions
Enable/Disable Wireless Radio, Wireless Statistics

Wireless Security
WPA2-PSK + AES

WAN Type
Dynamic IP/Static IP/PPPoE/PPTP/L2TP

DHCP
Server, Address Reservation, DHCP Client List

Port Forwarding
Virtual Server, UPnP, DMZ, Port Triggering

Management
Access Control
Local Management
Remote Management

Protocols
IPv4, IPv6

Guest Network
2.4 GHz Guest Network