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Trendnet TEW-840APBO specifications and in-depth review

Trendnet TEW-840APBO

Manufacturer: Trendnet

The Trendnet TEW-840APBO is a single-band Wi-Fi extender designed to expand wireless coverage using the 802.11ac (Wi-Fi 5) and 802.11n (Wi-Fi 4) standards. With a compact form factor measuring 185 mm in height and 100 mm in width, it fits into a range of installation scenarios without occupying much space. Its 867 Mb/s Wi-Fi speed makes it a capable option for extending network reach in environments where consistent connectivity matters.

On the feature side, the TEW-840APBO includes MU-MIMO support, allowing it to handle multiple device connections more efficiently. It covers a range of security protocols including WPA, WPA2, and WPA3, providing flexibility across different network security configurations. The unit ships without external antennas and draws just 9.5W during operation, keeping energy use relatively low. Two LAN ports are available for wired connections, though it does not support mesh Wi-Fi, beamforming, WPS, or a dedicated smartphone application.

Pros
  • Supports WPA3 alongside WPA and WPA2, covering a broad range of Wi-Fi security configurations
  • MU-MIMO capability allows simultaneous communication with multiple devices rather than handling them one at a time
  • Two LAN ports provide wired connection options directly from the extender
  • Slim profile at just 35 mm thick with no external antennas, resulting in a clean and unobtrusive physical footprint
  • Low operating power consumption of 9.5W keeps energy use minimal during continuous operation
Cons
  • Single-band operation means all connected devices share the same frequency, which can limit flexibility in busier environments
  • No beamforming support, so the device cannot direct its wireless signal toward specific clients
  • Mesh Wi-Fi is not supported, restricting its use to traditional range extension rather than a unified network topology
  • No WPS button, making one-touch wireless setup unavailable
  • No dedicated smartphone app, so remote or app-based management is not an option
Who is this for?

This extender is a practical fit for users looking to push wireless coverage into areas with limited signal, particularly in smaller spaces or straightforward single-floor layouts where single-band operation is sufficient. The two LAN ports make it useful in spots where a desktop, smart TV, or other wired device needs a stable connection alongside the extended Wi-Fi. Its low power draw of 9.5W and antenna-free design also suit installations where the device needs to run continuously without drawing attention or consuming significant energy.

Who is this NOT for?

Users managing a large number of simultaneously connected devices across a wide area are likely to find the single-band limitation a bottleneck, as all traffic competes on one frequency without the relief of a second band. Those looking to build or expand a mesh Wi-Fi network will need to look elsewhere, as this extender does not support that topology. It is also a poor fit for technically hands-off users who rely on app-based configuration or WPS for quick setup, since neither option is available here.

General info:

Wi-Fi version Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
Wi-Fi speed 867 Mb/s
Wi-Fi bands Single-band
operating power consumption 9.5W
LAN ports 2

The Trendnet TEW-840APBO operates on a single-band configuration and supports both Wi-Fi 5 (802.11ac) and Wi-Fi 4 (802.11n) standards, delivering a maximum wireless speed of 867 Mb/s. It includes two LAN ports for wired device connections, rounding out its connectivity options. During normal operation, the unit consumes 9.5W of power, keeping its energy footprint modest.

Features:

has MU-MIMO ✓
supports mesh Wi-Fi ✕
has beamforming ✕
Wi-Fi security protocols WPA, WPA2, WPA3
Has a dedicated smartphone app ✕
has a WPS button ✕

The TEW-840APBO includes MU-MIMO, enabling it to communicate with multiple devices simultaneously rather than sequentially. On the security front, it supports WPA, WPA2, and WPA3 protocols, offering a range of options to suit different network protection requirements. The device does not support mesh Wi-Fi or beamforming, and it lacks both a WPS button and a dedicated smartphone application for management.

Design:

external antennas 0
volume 647.5 cm³
height 185 mm
width 100 mm
thickness 35 mm

The TEW-840APBO has a slim, elongated build, measuring 185 mm in height, 100 mm in width, and just 35 mm in thickness, resulting in a total volume of 647.5 cm³. The unit carries no external antennas, keeping its exterior clean and unobtrusive.

Final Verdict

The Trendnet TEW-840APBO is a focused, no-frills Wi-Fi extender that delivers on its core purpose — extending wireless coverage with a clean physical design and solid security support across WPA, WPA2, and WPA3. Its MU-MIMO capability combined with 867 Mb/s speeds gives it enough performance for moderate multi-device environments, and the inclusion of two LAN ports adds practical wired connectivity where needed. That said, its single-band architecture and lack of mesh support place a natural ceiling on its versatility in larger or more demanding setups. For straightforward range extension in compact spaces with modest connectivity needs, the TEW-840APBO is a competent and energy-efficient choice — but users with more complex networking requirements should carefully weigh its limitations before committing.

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