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TAA Compliant, ALFA AC1900 WiFi Adapter - 1900 Mbps 802.11ac Long-Range Dual Band USB 3.0 Wi-Fi Network Adapter w/4x 5dBi External Dual-Band Antennas

4.4 4.4 out of 5 stars 1,926 ratings
Amazon's Choice highlights highly rated, well-priced products available to ship immediately.
Amazon's Choice in USB Computer Network Adapters by ALFA Network

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Purchase options and add-ons

Brand ALFA Network
Hardware Interface USB 3.0
Color Black
Compatible Devices Laptop, Desktop
Product Dimensions 9.09"L x 2.52"W x 12.01"H
Data Transfer Rate 1900 Megabits Per Second

About this item

  • Genuine ALFA Adapters are TAA (Trade Agreements Act) Compliant
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Product Description

Please Note: The Distance of range is 500 Feet in an open area. but please note this can be dramatically less if there are walls or other objects interfering.

Please Note: The Distance of range is 500 Feet in an open area. but please note this can be dramatically less if there are walls or other objects interfering.

Take your online activity to the Alfa max!

Large homes and workplaces can now enjoy exceptional wireless performance with the AWUS1900 Wi-Fi Adapter by Alfa. This formidable device isn’t a router or repeater, but an easy adapter that connects to your computer to maximize its speed and connectivity while eliminating dead spots and lag time. Whether you’re streaming HD video or completing a local file transfer, our 4 extendable dual-band antennas deliver long-range power fit for any task. The unit adapts via an included USB 3.0 cable and optimizes your 802.11ac Wi-Fi for a combined rate up to 1900 Mbps. This means you’ll experience maximum download and transfer speeds—even when multiple people are accessing the network. Both beamforming capable and backwards compatible, our device also works with most Windows operating systems and MacOSX 10.4 onward.

How to Enjoy

  • Plug adapter into computer via provided USB cable
  • Follow the DVD-Rom or free online driver for easy installation
  • Notice your computer’s amazing network performance
  • Start downloading, streaming and transferring without worry
  • Enjoy your newfound speed at home and in the office!

Specs & Details

  • Standards: IEEE 802.11ac/a/n/g/b
  • Interface: USB 3.0
  • Wireless data rate: 2.4GHz [up to 600Mbps] & 5GHz [up to 1300Mbps]
  • Wireless frequency: 2.4GHz/ 5GHz
  • Wireless security: WEP, WPA, WPA2, WPA/PSK, WPA2-PSK
  • Operation temp: 0-40°C
  • Operating systems: Windows XP/Vista/7/8/8.1/10 32/64bit, MacOS 10.12 supported, Linux kernel 3.0 supported

What’s in the Box?

  • 1 x AWUS1900 Wi-Fi Adapter
  • 4 x Dual-band antennas
  • 1 x USB 3.0 cable
  • 1 x Screen clip
  • 1 x Installation DVD-Rom
  • A consistent solution for network congestion!

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ALFA AC1900 WiFi Adapter - 1900 Mbps 802.11ac Long-Range Dual Band USB 3.0 Wi-Fi Network Adapter w/4x 5dBi External Dual-Band Antennas, TAA Compliant
ALFA AC1900 WiFi Adapter - 1900 Mbps 802.11ac Long-Range Dual Band USB 3.0 Wi-Fi Network Adapter w/4x 5dBi External Dual-Band Antennas, TAA Compliant
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Price-19% $64.99
List:$79.99
-8% $59.99
List:$64.99
$9.99$39.99-17% $49.99
List:$59.99
-15% $25.20
List:$29.49
Delivery
Get it as soon as Monday, Apr 1
Get it as soon as Sunday, Mar 31
Get it as soon as Sunday, Mar 31
Get it Mar 29 - Apr 2
Get it as soon as Sunday, Mar 31
Customer Ratings
WiFi signal
4.3
4.4
4.5
4.5
4.3
Easy to install
4.1
3.8
4.4
4.0
4.0
Tech Support
3.3
3.8
3.8
4.0
3.9
Value for money
4.0
4.6
4.1
Sold By
Top123Edge
DBROTH
Dongguan PCER Electronic Technology CO.,ltd
My Needle Store Intl
DBROTH
Top123Edge
data transfer rate
1900 megabits per second
867 megabits per second
600 megabits per second
150 megabits per second
300 megabits per second
433 megabits per second
data link protocol
USB
USB
USB, IEEE 802.11ac
IEEE 802.11ac
USB
USB
hardware interface
usb3.0
usb3.0 c
usb
usb
usb
usb
operating system
Linux,Mac
8 . 1,Mac Os,Operating System,Windows 7,Windows 8,Windows Vista
Linux,Mac,Windows 10
8 . 1,Linux,Operating System,Windows 10,Windows 7,Windows 8,Windows Vista,Windows Xp
8 . 1,Linux,Mac,Vista,Windows Xp
Linux,Windows,Windows 10
weight
0.26 kilograms
0.08 kilograms
25 grams
80 grams

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ALFA

ALFA AC1900 WiFi Adapter - 1900 Mbps 802.11ac Long-Range Dual Band USB 3.0 Wi-Fi Network Adapter w/4x 5dBi External Dual-Band Antennas, TAA Compliant


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Customer reviews

4.4 out of 5 stars
4.4 out of 5
1,926 global ratings

Customers say

Customers like the quality and range of the network interface controller adapter. For example, they say it works well and has a long range. Customers are also impresseded with the speed and compatibility. That said, some complain about the lack of Linux drivers. Opinions are mixed on value, connectivity, and ease of use.

AI-generated from the text of customer reviews

117 customers mention82 positive35 negative

Customers like the quality of the network interface controller adapter. They say it works well, performs better than expected, and looks cool. Some mention that it has a great chipset and does not go off at times.

"...The drivers are easy to install, and they work well, but the quick-start instructions don't tell you that you need to go to GitHub to get them...." Read more

"...i use the firmware driver 3600 for the hardware and it works great on linux ubuntu...." Read more

"...Other issues:Does not work on Linux Mint, using the latest and even older drivers and following various threads around similar issues...." Read more

"...Monitor mode and packet capture work. It's fast and has long range in 2.4ghz" Read more

23 customers mention19 positive4 negative

Customers like the speed of the network interface controller adapter. They mention that the upload speed is faster than download, it has delivered a very fast network connection, and the page loads instantaneously. Some say that the adapter has an outstanding range and speed, making it great for penetration testing wireless networks.

"...The adapter is fast! It's faster than my access point. I tested the speed with iperf3. The other computer was connected via Ethernet...." Read more

"...Monitor mode and packet capture work. It's fast and has long range in 2.4ghz" Read more

"...tests using the old and new antennas showed that the Alfa gave 6 times better speeds. Nothing else--nothing--changed. That's impressive...." Read more

"...AC1900 supports 5Ghz so as expected the speed is better at close range. However, it does not justify using a bulky device just for that purpose...." Read more

16 customers mention16 positive0 negative

Customers are satisfied with the range of the network interface controller adapter. They mention that it reaches a fairly long range, has a versatile array of settings, and does increase the range. Some say that it picks up both bands.

"...The range is especially good when I stick the adapter to my window with the included suction cup...." Read more

"...Monitor mode and packet capture work. It's fast and has long range in 2.4ghz" Read more

"Bought this card to replace an older, single band card. Much longer scanning range and picks up both bands...." Read more

"...Range is great!" Read more

15 customers mention11 positive4 negative

Customers like the compatibility of the network interface controller adapter. For example, they mention it's fantastic, fully compatible with Kali Linux, and able to work with most any system. That said, some say it has support on many Linux distributions and works great in Windows with the built-in connection manager.

"...The device works with windows built in connection manager. The included software also works but adds little functionality...." Read more

"...Works great in Windows and Linux. Definitely would recommend to anyone in a similar situation that I was in...." Read more

"...Only downside was I think my unit became fault after a week of use, it had high ping spikes and/ or total loss of packets every 10 seconds...." Read more

"...Specifically, It is a device that has support on many Linux distributions. It also works equally well in Windows...." Read more

67 customers mention41 positive26 negative

Customers are mixed about the connectivity of the network interface controller adapter. Some mention that it's a very excellent WiFi receiver with good signal, while others say that it keeps disconnecting and not happy with the USB connection.

"...The range is excellent. This adapter picks up WiFi networks I've never seen before and with surprisingly strong signals...." Read more

"...Anyways as far as functionality and signal strength its awesome, did an initial scan and tons of connections were picked up...." Read more

"...It would also at times just completely stop finding any networks, requiring to plug it out and in again...." Read more

"...WiFi connection in this situation is now replaced with a completely usable WiFi connection. I was SURPRISED and it works quite well...." Read more

32 customers mention20 positive12 negative

Customers are mixed about the ease of use of the network interface controller adapter. Some mention that it was easy to install and setup, while others say that it's headache to install. They say that the adapter does not plug and play, and the provided driver disc does not come with the product.

"...The drivers are easy enough to install for most Linux users, but if the terminal scares you, I recommend you take a look at that GitHub repo before..." Read more

"...This is a five star item hindered by very poor installation for Windows 10." Read more

"...It was easy to set up, configure, and great chipset. Thank you!" Read more

"...5 stars for ease of setup although I thought the unit was pricy for a wifi module, it would be good if lower cost options were available for..." Read more

21 customers mention14 positive7 negative

Customers are mixed about the value of the network interface controller adapter. Some mention that it's well worth the money, while others say that it was too costly to keep and not as good as cheaper products.

"...it does work very well and the fact that it is refurbished saves you considerable cash. Well worth it in my opinion." Read more

"...So far it's a great investment for the money." Read more

"...5 stars for ease of setup although I thought the unit was pricy for a wifi module, it would be good if lower cost options were available for..." Read more

"...performance and value are great!" Read more

12 customers mention0 positive12 negative

Customers are dissatisfied with the kernel driver of the network interface controller adapter. They mention that there are no Linux drivers listed on the manufacturer's website, it didn't come with a driver, and there aren't any options to obtain any drivers from the internet. The product does require an extra driver to get it running.

"Needs Linux drivers to get it running, but that's only to be expected...." Read more

"...It does not automatically download all the necessary drivers to fully harness this piece of hardware, but now after looking online and following..." Read more

"...Does require the extra driver, but the power/signal are worth the effort. Range is great!" Read more

"...comes with a CD to install the drivers and there are no options to obtain any drivers from the internet, not even on Alfa's website. Seriously?..." Read more

Excellent
5 Stars
Excellent
My boy ain't even need a review to buy, if you can buy it second hand in Amazon i just say go for it. Just think about your purpose of use, there are other good products too for the same price but just know what suits you.
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5.0 out of 5 stars Excellent
Reviewed in the United States on February 2, 2024
My boy ain't even need a review to buy, if you can buy it second hand in Amazon i just say go for it. Just think about your purpose of use, there are other good products too for the same price but just know what suits you.
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Reviewed in the United States on April 18, 2022
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Rigo
5.0 out of 5 stars Funciona en kali
Reviewed in Mexico on January 31, 2024
2 people found this helpful
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Ron Wilson
5.0 out of 5 stars Alfa is there anything else to say!
Reviewed in Canada on November 4, 2023
One person found this helpful
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Ulises
5.0 out of 5 stars bien
Reviewed in Spain on March 22, 2024
SnakeNET
2.0 out of 5 stars Qualité des antennes déplorable
Reviewed in Belgium on February 20, 2024
The Rave
5.0 out of 5 stars Kali linux
Reviewed in the United Kingdom on January 13, 2024
2 people found this helpful
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