The Best VoIP Adapter

Best image of voip adapters
Photo: Obihai OBi110 Voice Service Bridge and VoIP Telephone Adapter
UPDATED DECEMBER 10, 2025

To help you find the perfect voip adapter, we continuously put forth the effort to update and expand our list of recommendable voip adapters. Our team collects, edits and publishes new information, in order to present it to you in an accurate, significant and neatly arranged way.

Our Picks

Grandstream 2-FXS Port Analog Telephone Adapter image
Supports 2 SIP profiles through 2 FXS ports and a single 10/100Mbps port
Obihai OBi110 Voice Service Bridge and Telephone Adapter image
Use with SIP Service ONLY - Does Not Support Google Voice
MagicJack VOIP Phone Adapter image
UNLIMITED CALLING, NO MONTHLY BILLS: Enjoy 12 months of free local and long-d...
Our Choice
Grandstream 2-FXS Port Analog Telephone Adapter image
Supports 2 SIP profiles through 2 FXS ports and a single 10/100Mbps port
Obihai OBi110 Voice Service Bridge and Telephone Adapter image
Use with SIP Service ONLY - Does Not Support Google Voice
Low Price
MagicJack VOIP Phone Adapter image
UNLIMITED CALLING, NO MONTHLY BILLS: Enjoy 12 months of free local and long-d...

8 More VoIP Adapter Alternatives

【Internet Phone Adapter】Internet phone adapter With the Analog Telephone Adapter , you ...

【2 Ports】Brand new small gray box packaging . Phone Adapter with 2 Ports for Voice over...

【SIP V2 Protocol】VoIP Gateway supports SIP V2 protocol . Compatible with all common pho...

Cost-Effective VoIP Adapter for SMBs: The FLYINGVOICE FTA5102E2 Analog Telephone Adapte...

Enhanced Performance with 38% Faster Processing: With a 38% performance increase over i...

Increased Flash Memory for Future-Proofing: Featuring double the flash memory, the FLYI...

Enjoy seamless internet calls with this VoIP gateway phone adapter. It's compatible wit...

Comes with 2 Ports and an RJ45 cable which assures functionality and durability. A solu...

This unlocked voip gateway is, no contract or service provider required. It's easy to s...

Pocket-Sized & Portable VoIP Adapter for Analog Phone: The FLYINGVOICE FTA1101 analog t...

Versatile Port Configuration & SIP Support: Equipped with 1 WAN, 1 LAN and 1 FXS port, ...

Built-In Foldable US Plug: Are you tired of dealing with tangled and messy cables? This...

Supports 2 SIP profiles through 2 FXS ports and a single 10/100Mbps port

TLS and SRTP security encryption technology to protect calls and accounts

Automated provisioning options include TR-069 and XML config files

Seamless Analog to VoIP Conversion: Equipped with 1 FXS port and 1 SIP line, the Flying...

PSTN Connectivity with 1 FXO Port: The built-in FXO port allows seamless integration wi...

SAS for Emergency Communication: The FTA5111 gateway features SAS (Stand-Alone Survivab...

Reliable ATA with FXS Port & SIP Line: The FLYINGVOICE FWR8101 works as a professional ...

AP Mode & Temporary Router: This VoIP adapter doubles as a temporary Wi-Fi router. With...

Flexible Repeater Mode for Wider Wi-Fi Coverage: Use FLYINGVOICE FWR8101 as an analog t...

Lightweight and Portable: Weighing only approximately 280g this voip is lightweight and...

Versatile Compatibility: Compatible with various standards including ieee 802.3 and iee...

Dual Port Convenience: This phone adapter features 2 ports for voice over ip ensuring y...

Buying Guide

Top Rated VoIP Adapters

If you're looking into finding the best rated voip adapter, you should probable check out the Grandstream 2-FXS Port Analog Telephone Adapter. We looked at various sources of reviews and found this one to have the best mix between review count and average rating stars.

Grandstream 2-FXS Port Analog Telephone Adapter

The Lowest Price We Could Find

Often, going for the best price is a simple but good option. With a price of $24.99 (last checked this morning), we do not list any other voip adapters cheaper than the Obihai OBi110 Voice Service Bridge and Telephone Adapter. Just remember that it's not always the best option to go for the cheapest one.

Obihai OBi110 Voice Service Bridge and Telephone Adapter

The VoIP Adapter With the Most Reviews

With at least 1546 reviews and counting, the Obihai OBi110 Voice Service Bridge and Telephone Adapter might be another option to consider. This large amount of reviews signalizes that many people are using it, with most of them beeing satisfied.

High Quality VoIP Adapters

It's quite rare that the saying "You get what you pay for" turns out incorrect. If you have the money on the sideline, feel free to choose the most expensive item from our list: The FLYINGVOICE FTA5111 Analog Telephone Adapter currently sells for $55.00.

FLYINGVOICE FTA5111 Analog Telephone Adapter

The VoIP Adapter With the Most Clicks

If you trust us and our users, feel free to check out the Grandstream 2-FXS Port Analog Telephone Adapter. Our statistics say that it is the most favorite VoIP Adapter from the list above.

Our Bestseller

If you're still undecided, I would recommend that you go with the masses and choose the top selling voip adapter: The MagicJack VOIP Phone Adapter is the hottest bestseller in this category right now.

MagicJack VOIP Phone Adapter

VoIP Adapter Reviews

There are no reviews on voip adapters, yet.
Be the first to write a review, or check for additional reviews in the Further Reading section below.

Further Reading on VoIP Adapters

New: Our editorial list of additional articles. We decided to gather informartion all around the internet and present you a list of helpful, external links to interesting reads about reviews, pros & cons and similar products.
VoIP Phone Adapter | VoipReview
VoIP phone adapters will work with SIP (Session Initiation Protocol), Hosted VoIP providers or even a VoIP IP PBX (Private Branch Exchange). ...
0 persons liked this post.
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VoIP for Small Businesses: Weighing the Pros and Con...
You can use what is called a VoIP adapter to switch a regular landline signal into a VoIP signal through a dongle, which looks similar to a USB  ...
0 persons liked this post.
helpful or not helpful
Pros and Cons of VoIP Phone (SIP) Adapter | TERRATEL
Pros and Cons of VoIP Phone (SIP) Adapter. Distinction of SIP telephone adapter from VoIP gateway. Phone VoIP adapter (or SIP adapter) is a real budget  ...
0 persons liked this post.
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VoIP Adapters for Residential or Business VoIP - VoI...
Choose from the best in VoIP phone adapters in various configurations, that work with most SIP based VoIP service providers. Popular brands include Patton,  ...
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Ooma Telo vs Obihai Obi200 VoIP Phone Adapter: Which...
Now, how does the Ooma Telo compare with the Obihai Obi200 VoIP Phone Adapter? Will the Telo continue to lord it over the VoIP services  ...
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Business VoIP: The Pros and Cons of Switching To VoI...
Alternatively, some service providers support VoIP through ordinary telephones that use special adapters to connect to a home computer  ...
0 persons liked this post.
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Research

Do you want to know more about voip adapters? Check out the links below to gain knowledge about the whole topic of voip adapter products.

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