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Yealink Wireless USB Wi-Fi Adapter, Dual Band 802.11ac (WF50)

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Availability: In Stock.
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Arrives Sunday, Jul 26
Order within 1 hour and 42 minutes
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Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Sunday, Jul 26

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

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Leasing options through Acima may also be available during checkout.

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Top Amazon Reviews


  • Works Really Well
I've had this for about 5 years now and it works really well. No issues with calls over WiFi and no need to connect wires.
Reviewed in the United States on March 3, 2026 by Kirk Smith

  • Great product!
This product is super easy to install on a VoiP phone. We have a user who is remote at the moment and she can easily take her calls as if she were in the office. No need to connect her phone directly to her router.
Reviewed in the United States on May 30, 2023 by Nancy K.

  • Easy to set up and no problems with functionality
20230502: this worked out of the box, almost plug and play. The instructions were a bit unclear, but some quick checking on YouTube found videos that cleared up the problem (YeaLink has an awkward menu system on the phone, with features that would be expected to be on the same sub-menu, similarly named) After getting familiar with how and where YeaLink refers to things, this was very easy to set up. Total installation time was about 10 minutes, including the reading and YouTube videos. ... show more
Reviewed in the United States on May 14, 2023 by William Stevens

  • Requires a Firmware Update for Yealink T42S
Product claims to work with Yealink T42S phones on Yealink's own website, but requires a firmware update to at least version 66.84.0.10. Make sure your phone can be updated to this firmware before purchasing this - AT&T provisioned devices are stuck at 66.81.25.9 as of 3/8/2021 and are incompatible as a result. AT&T has told us to purchase the WF40 model instead that works with their older firmware version. Will try and update this review if it does not. ... show more
Reviewed in the United States on March 8, 2021 by Tyson Lamoureux

  • Better signal than when wired!
Used for a work Voip phone which needs to be connected to my modem. This allowed me to get rid of 150F of Cat6 cable, FINALLY, and the signal is better than it was when plugged in!
Reviewed in the United States on March 31, 2024 by Laura

  • Beware of version, V1 not compatible with all phones listed
The info for this product indicates that it is compatible with a long list of S series phones (i.e. T46S), but the version of this product that I received is the WF50 V1, and it is not compatible with any S series phones. Apparently at some point it switched from the WF50 to the WF50 V1. Nothing in the Amazon listing identifies that what they are going to ship you is the V1 version. So mine is completely unusable to me, as the phones I have are T46S and T48S. This is not simply a phone firmware issue. Yealink provides a technical bulletin that addresses the two different versions of this product and what phones each one is compatible with. ... show more
Reviewed in the United States on June 4, 2024 by GT

  • Easy to install and works without any extra configuration
As long as your phone device is configured, it is plug-and-play. Plug it in and all of a sudden you have 5G connectivity to your Yealink phone.
Reviewed in the United States on August 3, 2023 by Gustavo Henrique Nilson

  • I cant use it
Hello i purchased this so i could put this near my work from home desk. My desk sits approximately 50 feet from my router and it can not pick up a stable wifi connection. I was able to establish an initial connection and have service but after 10 mins the connection was lost never to be found again. I will continue running to my phone to see who is calling to inevitably not answer it ... show more
Reviewed in the United States on August 6, 2021 by Sara

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