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ED-EW7811UN

Edimax EW-7811Un Ultra Compact Wireless USB Adapter

Edimax - Edimax EW-7811Un Ultra Compact Wireless USB Adapter - 150Mbps; IEEE 802.11b/g/n; nano compact design; USB 2.0; WPA2 security; WPS support; internal antenna; 2.4GHz wireless; Windows Linux Mac OS compatible; Raspberry Pi compatible; dimensions: 7.1 x 14.9 x 18.5mm
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Prices, images and descriptions are for reference purposes only & may change without prior notice. PLEASE RELY ON ABOVE DESCRIPTIONS AND NOT ON IMAGES. ED-EW7811UN Edimax EW-7811Un Ultra Compact Wireless USB Adapter is available from Laptop Direct and it is sold as new from our Wireless: USB Adaptors (WiFi receivers) range of products. For reference purposes, the price of R69 is valid 2026-09-10, and while stocks last, may be valid until . The price displayed is a guide for reference purposes only, and may change without prior notice. Reference prices are an invitation for potential buyers to make an offer to purchase, which we may reject without reason. A quote with final pricing is sent before a purchase can be made. T&C's apply. E&OE. Laptop Direct. You are looking at products found in the Wireless: USB Adaptors (WiFi receivers) category.
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Specification for the entire series

Important information: Kindly note that specifications differ between models. Features, options and accessories displayed below this paragraph are not included with this product unless it has been specified in the above description.


Please remember these important points when reading the information below this paragraph: Operating systems cannot be removed or changed, monitors are not included with computers, free Anti-virus and Office Software are trial versions or may have limited features and an additional license needs to be purchased to activate the full product.

ED-EW7811UN

Edimax EW-7811Un Ultra Compact Wireless USB Adapter

Edimax EW-7811Un Ultra Compact Wireless USB Adapter - 150Mbps; IEEE 802.11b/g/n; nano compact design; USB 2.0; WPA2 security; WPS support; internal antenna; 2.4GHz wireless; Windows Linux Mac OS compatible; Raspberry Pi compatible; dimensions: 7.1 x 14.9 x 18.5mm

About this product

The Edimax EW-7811Un Ultra Compact Wireless USB Adapter delivers reliable 150Mbps wireless connectivity in a nano-sized design ideal for desktops, laptops, mini PCs, and Raspberry Pi devices. Supporting IEEE 802.11b/g/n standards with WPA and WPA2 security, this compact USB WiFi adapter provides stable internet access for web browsing, streaming, online communication, and remote work. Buy online today for quick delivery in South Africa.

Overview Summary

Edimax EW-7811Un Ultra Compact Wireless USB Adapter

The Edimax EW-7811Un is a compact wireless USB adapter designed for users who need a simple and efficient way to add WiFi connectivity to a desktop PC, notebook, media device, or Raspberry Pi system. Its ultra-small nano form factor allows it to remain connected to a USB port without getting in the way, making it ideal for permanent installation.

Supporting wireless IEEE 802.11b/g/n standards with speeds up to 150Mbps, the adapter provides dependable wireless performance for everyday internet tasks such as browsing, email, streaming, online meetings, and cloud access. The adapter also supports advanced wireless security including WPA and WPA2 encryption for safer wireless connections.

The EW-7811Un features low power consumption with Green WLAN technology and includes support for WPS wireless setup for fast and secure network pairing. Its compact design and broad operating system compatibility make it a practical networking solution for home, office, and mobile users.

What tier does this fall into?

Entry-level wireless networking

What is this best for?

Desktop WiFi upgrade, laptop wireless connectivity, Raspberry Pi networking, internet browsing, remote work, streaming, online communication

Overview

EW-7811Un is a nano USB wireless adapter that supports maximum range and speed. Despite the size, this tiny USB adapter supports higher data rate of up to 150Mbps when connecting with wireless 802.11n device which is 3 times faster than your normally 11g connection. You can just plug it into computer's USB port and enjoy incredible high-speed wireless network access. This is for sure the trendiest piece of upgrade you can make to your wireless network.

Description

The Edimax EW-7811Un Ultra Compact Wireless USB Adapter is designed for users who require a compact and dependable wireless networking solution for computers and compatible devices. Its nano-sized form factor allows the adapter to remain connected to a USB port without obstructing nearby ports or being easily damaged during transport.

Built with IEEE 802.11b/g/n wireless technology, the adapter supports wireless speeds up to 150Mbps on the 2.4GHz frequency band. This makes it suitable for everyday online activities including internet browsing, email access, HD media streaming, online conferencing, and general cloud connectivity.

The adapter supports WPA, WPA2, WEP, and IEEE802.1x security standards to help secure wireless communications. WPS support enables simplified wireless setup when paired with compatible routers. Green WLAN technology automatically adjusts power output and idle performance to reduce power consumption during operation.

The Edimax EW-7811Un is compatible with multiple operating systems including Windows, Linux, and Mac OS platforms. It is also widely used with Raspberry Pi systems due to its compact size and efficient wireless performance. The included setup utility assists users with quick installation and wireless configuration.

Features

The Edimax EW-7811Un combines compact design with reliable wireless networking performance for everyday connectivity requirements.

  • Ultra compact nano USB adapter design
  • Supports IEEE 802.11b/g/n wireless standards
  • Wireless speeds up to 150Mbps
  • 2.4GHz wireless frequency support
  • Compatible with desktop PCs, laptops, and Raspberry Pi devices
  • WPA, WPA2, WEP, and IEEE802.1x wireless security support
  • WPS support for simplified wireless setup
  • Green WLAN technology for reduced power consumption
  • Internal antenna design
  • Supports QoS-WMM and WMM Power Save mode
  • USB 1.0 and USB 2.0 interface compatibility
  • Supports Windows, Linux, and Mac OS operating systems
  • Ideal for upgrading systems without built-in WiFi

Complies with wireless 802.11n standards with data rate up to 150Mbps
EW-7811Un complies with wireless IEEE802.11b/g/n standards. As being built with the latest wireless technology, the EW-7811Un can increase your wireless coverage up to 3 times as much and greatly help reduce “dead spots” compared to your old 11g adapter. The transmission data rate can go up to 150Mbps when connected to a 802.11n device, with signal travel further and connection a lot more stable compared to your previous 802.11g network .

Supports Green WLAN
EW-7811Un has adapted a clever protocol in smart transmission power control. The adapter smartly adjust transmission output by distance and CPU offload to help reduce power consumption when wireless is idle. With the green WLAN technology, the power consumption can be reduced up to 20% ~ 50%. The adapter does not just provide you with the best wireless technology in the world, it also care for the environment by using less energy and your pocket by saving up on your electric bills.

Supports WPS (Wi-Fi Protected Setup)
Wi-Fi Protected Setup (WPS) is a standard for easy and secure establishment of a wireless network. This wireless USB adapter supports software WPS-compatible configuration. By pressing 2 buttons, your wireless network is immediately secured providing your wireless router will also support this great easy function.

Supports multi-language EZmax setup wizard
The included 16 languages EZmax setup wizard and friendly UI will walk you through configuring EW-7811Un to your wireless network.

Portable and compact design
EW-7811Un is currently the smallest wireless adapter. The compact design of EW-7811Un is convenient to carry for all mobile users. It also means you will not be able to accidentally snap your USB adapter anymore as it is hidden very well once it is plugged into the USB port.

What's in the Box

  • Edimax EW-7811Un Ultra Compact Wireless USB Adapter
  • Driver and setup software
  • Quick installation guide

Specifications

© 2026 Respective owners and brand holders. This table has been carefully researched and generated by Laptop Direct CC (https://www.laptopdirect.co.za), however, errors and omissions may occur. Only references to South Africa apply. All products are sourced in South Africa from the official suppliers and the warranty is that of the local supplier. E&OE. This table and our site's content may be used on condition that this notice and link remains intact and unaltered.
Specifications and features
Product Code ED-EW7811UNspacer
HARDWARE INTERFACE 1 USB 1.0/2.0 Type A
Internal Antenna
STANDARD IEEE802.11b, 802.11g, 802.11n
FREQUENCY BAND 2.4000~2.4835GHz (Industrial Scientific Medical Band)
DATA RATE 11b: 1/2/5.5/11Mbps
11g:6/9/12/24/36/48/54Mbps
11n (20MHz): MCS0-7 (up to 72Mbps)
11n (40MHz): MCS0-7 (up to 150Mbps)
INSTALLATION Multi-language EZmax Setup Wizard
LED & DIMENSIONS Link/Activity
7.1(H) x 14.9 (W) x 18.5 (D) mm
SECURITY WEP 64/128, WPA, WPA2, and IEEE802.1x
Software WPS configuration
OUTPUT POWER 11b:17 ± 1.5dbm
11g:b:15 ± 1.5dbm
11n:14 ± 1.5dbm
HUMIDITY & TEMPERATURE Operating : 10~90% (Non Condensing)
Storage : Max. 95% (Non Condensing)
Operating : 32~104degreesF (0~40degreesC)
Storage : -4~140degreesF (-20~60degreesC)
SYSTEM REQUIREMENTS Windows XP/Vista/7 / 8
Linux & Mac OS
RECEIVE SENSITIVITY 11n(20MHz)@MCS7: -68dBm±2dBm
11n(40MHz)@MCS7: -64dBm±2dBm
11g@54Mbps: -71dBm±2dBm
11b@11Mbps: -81dBm±2dBm
CERTIFICATIONS CE, FCC, WiFi

FAQ

What is the maximum wireless speed of the Edimax EW-7811Un?

The Edimax EW-7811Un supports wireless speeds up to 150Mbps using IEEE 802.11n technology on the 2.4GHz wireless band.

Can the Edimax EW-7811Un work with Raspberry Pi devices?

Yes, the adapter is commonly used with Raspberry Pi systems due to its compact size and Linux compatibility.

Does this wireless adapter support WPA2 security?

Yes, the EW-7811Un supports WPA, WPA2, WEP, and IEEE802.1x wireless security standards.

Is the Edimax EW-7811Un suitable for desktop computers?

Yes, the adapter is ideal for desktop PCs that do not have built-in wireless networking capability.

What operating systems are supported?

The adapter supports Windows, Linux, and Mac OS operating systems.

Can the adapter stay plugged into a laptop permanently?

Yes, the nano-sized design allows the adapter to remain connected with minimal protrusion from the USB port.

Does the adapter support dual-band WiFi?

No, the Edimax EW-7811Un operates on the 2.4GHz wireless frequency band only.

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