TP-Link Deco S4

Wi-Fi standard: Wi-Fi 5
Speed class: AC1900
Bands: Dual-band
Fastest port: 1 Gbps
Multi-gig ports: 0
Coverage: 2,100 sq ft
Mesh: Deco

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TP-Link Deco S4 at a glance

Wi-Fi

Wi-Fi 5, dual-band

Up to 1,300 Mbps on 5 GHz.
Coverage

Mid-size homes

2,100 sq ft per unit, in packs of up to 3. Up to 100 devices.
Wired

Gigabit ports

Fastest port 1 Gbps. 3 LAN ports.
Mesh

Wired or wireless links

Deco.
Security & VPN

Basic security

No built-in VPN. Parental controls.

TP-Link Deco S4 full specifications

Overview

Brand	TP-Link
Model	Deco S4
Model number	Deco S4
Hardware version	V3.60
Type	Mesh Wi-Fi System
Pack options	1-pack, 2-pack, 3-pack
UPC / GTIN	845973089726, 840460605014

Wi-Fi

Wi-Fi 5, dual-band: fine for basic browsing and streaming, but behind current standards.

It offers up to 1,300 Mbps on 5 GHz.

Wi-Fi standard	Wi-Fi 5
Speed class	AC1900
Bands	Dual-band
Radios	2.4 GHz, 5 GHz
Total Wi-Fi speed	1,900 Mbps
2.4 GHz speed	600 Mbps
5 GHz speed	1,300 Mbps
Multi-Link Operation (MLO)	No
320 MHz on 6 GHz	No
Spatial streams	3x3
MU-MIMO	Yes
OFDMA	No
Beamforming	Yes

Coverage

Mid-size homes: the maker claims 2,100 sq ft per unit, and packs of up to 3 multiply that.

Rated for up to 100 connected devices. Real coverage depends on walls and floors, so use the claim to compare models.

Coverage (per unit)	2,100 sq ft
Max devices	100
Antennas	3
Antenna type	Internal

Ports

Gigabit ports, which suit internet plans up to 1 Gbps.

3 LAN ports for wired devices. Internet: 1x 1G (any of the 3 Gigabit ports; only one can act as WAN at a time).

WAN ports	1x 1G (any of the 3 Gigabit ports; only one can act as WAN at a time)
LAN ports	3x 1G WAN/LAN auto-sensing (2x LAN when one port is WAN)
Fastest wired port	1 Gbps
Multi-gig ports	0
SFP ports	None
Cellular / tethering	None
Configurable WAN/LAN	Yes

Mesh

A mesh system whose units can link over Ethernet as well as Wi-Fi.

As a dual-band kit, the link between units shares airtime with your devices. It works with other Deco units.

Mesh support	Yes
Mesh ecosystem	Deco
Wired backhaul	Yes
Dedicated backhaul band	No

Software & security

Standard router software, managed from an app or browser.

Parental controls are built in.

Management	Deco app (Android/iOS), local and remote management
Web interface	Yes
Parental controls	Yes
QoS	Yes
Guest network	Yes
ISP VLAN tagging	Yes
PPPoE	Yes
IPv6	Yes
WPA3	No
Firewall	SPI Firewall
LEDs can be turned off	Yes
Voice assistants	Alexa, Google Assistant

Design & power

An indoor unit for a shelf or desk.

Dimensions	90.7 x 90.7 x 162.3 mm
Color	White
Power	12 V / 1.5 A DC adapter
Power consumption	15.7 W
Operating temperature	0 to 40 °C

Support

2-year US warranty.

Warranty (US)	2 years

Specs compiled from TP-Link's product pages and datasheets. Manufacturers revise hardware between versions, so check the version on the box. Spotted an error? Tell us.