The Best USB Bluetooth Adapter – [2021 Review & Buyers Guide]

Best USB Bluetooth Adapter

Go Wireless With The Best USB Bluetooth Adapter For Your Devices

With the advent of Bluetooth-enabled devices, gone are the days when your computer table was a wiry mess, which is why finding the best USB Bluetooth adapter could enable you to continue this trend and unplug from headsets, mice, keyboards, speakers and everything in between.

But there is one hitch, even today you have laptops and PCs that are not Bluetooth-ready. That is why you need a Bluetooth adapter. The ones you get today are discrete and hardly-there devices that almost fit flush with your computers and laptops. We bring to you the top Bluetooth adapters that you can safely buy yourself without falling prey to cheap or tacky ones. Read on to find out which one will be the best USB Bluetooth adapter for your requirements.

1- Plugable USB Bluetooth 4.0 Low Energy Micro Adapter

 Plugable USB

The Best USB Bluetooth Adapter on the Market

The saying ‘All good things come in small packages’ fits perfectly to the USB Bluetooth 4.0 Lower energy micro adapter from Plugable. It is so small and discreet that you can leave it plugged in for a hassle-free experience.

Low Energy

This Bluetooth adapter does not take up too much energy. This is especially important if you are using a laptop instead of a desktop.

Extremely Compact

True to its name, the micro adapter is very compact. In fact, it is so compact that you can even leave it plugged in your laptop during travel. Never worry about losing your adapter because of its small size.


If you have a lot of Bluetooth devices like headphones, keyboards, game controllers and mice, then this adapter is a must-have. Even speakers and headsets for audio are supported by this tiny adapter. All you need is just Windows 7 or later. It also works with Linux PCs and Raspberry Pi.

Notable Features

  • High transfer rates of 3Mbps
  • Backward compatibility with Bluetooth 3.0 for older devices
  • Up to 10 meters wireless range for home or office use
  • Backed by a 1-year warranty

Overall Assessment

The pluggable Bluetooth adapter 4.0 is for those who are energy conscious and who love the convenience of Bluetooth connectivity. It is a small device with very high capabilities and is compatible with a number of devices.

2- Avantree DG40S USB Bluetooth 4.0 Adapter

 Avantree DG40S

The Best USB Bluetooth Adapter for the Money

If you own a laptop or a desktop that does not have an inbuilt Bluetooth feature, then consider buying yourself the USB Bluetooth 4.0 adapter from Avantree.


The Bluetooth adapter is not only useful for basic computer peripherals like keyboards and mice. It supports a variety of other devices like headphones, headsets, and speakers for audio. It is also compatible with gaming controllers such as the PS3 controller, PS4 controller and the Xbox controller.

Windows Compatibility

This Bluetooth dongle is perfect for windows users as it has a universal compatibility with windows. So you can use it with both 32-bit and 64-bit versions such as Windows XP, Vista, 7, 8, 9 and 10.

Plug and Play

Most windows users have upgraded to windows 8 or later. So if this is the case with you too, then you can enjoy a plug and play experience. You don’t have to worry about installing any drivers. It doesn’t get easier than this!

Notable Features

  • Uses the latest Bluetooth 4.0 with Low Energy (BLE) technology
  • Backward compatibility with Bluetooth V3.0, 2.1, 2.0 and 1.1 devices
  • Supports up to 6 devices at a time
  • A wireless range of up to 20 meters
  • Backed by a 2-year warranty

Overall Assessment

The Avantree USB dongle is an extremely compact and efficient adapter that can permanently stay fixed to your laptop or PC. This is a must-have for windows PC and laptop users.

3- ASUS USB-BT400 USB Adapter

ASUS USB Adapter with Bluetooth

With the ASUS USB adapter, you can stay connected to a number of Bluetooth enabled devices at the same time. It is a powerful adapter built into an unbelievably small package for ease of use.


It has a wireless frequency range of 2.4 GHz to 2.4835 GHz which means you can use your Bluetooth-enabled devices far away from the adapter. As long as you follow the line of sight, you can go as far as 10 meters be it your home or workplace.

Low Power

This Bluetooth uses the latest in Bluetooth technology which is BLE (Bluetooth Low Energy). So you don’t have to worry about your adapter using up a lot of power on your laptop.

Backward Compatibility

You can very well use this adapter for older devices that are compatible with Bluetooth versions 3.0, 2.1 and 2.0. The dual-mode is built-in, especially for this purpose.


The adapter is so compact that you won’t even notice it is there. But don’t worry about losing it either because you can leave it plugged into the USB port of your laptop or PC. It stays put even during travel so you don’t have to worry about it snapping like thumb drives.

Notable Features

  • A fast transfer rate of 3Mbps
  • A wireless range of up to 10 meters
  • An ultra-lightweight design weighing a mere 2.2 gm
  • Supports windows 8, 32-bit and 64-bit Windows 7 and Windows XP

Overall Assessment

If you want to enjoy wireless connectivity, the ASUS will get the job done with minimum power consumption.

4- IOGEAR Bluetooth 4.0 USB Micro Adapter, GBU521

IOGEAR Bluetooth 4.0 USB Micro Adapter

If you are looking for a great Windows compatible Bluetooth adapter, then look no further. The GBU521 by Iogear is a very capable Bluetooth adapter that lets you do more despite its small size.


With this adapter, you can connect up to 3 Bluetooth devices simultaneously. You can also transfer really large files quickly.

Compact Design

The adapter is so small that you’ll hardly notice it’s there. In fact, you can leave it permanently plugged into your PC or laptop without worrying about snapping it out of place accidentally.


Keep unwanted use of your adapter by others as it comes with an inbuilt security system that allows for secure pairing with devices. You can secure it with a 4-digit password for additional safety. So only known devices will be connected.

Notable Features

  • A small design with rounded edges does not block nearby ports
  • A wireless range of 30 feet or 10 meters
  • Backward compatibility with Bluetooth 3.0, 2.1, 2.0, 1.2 and 1.1
  • Supports Windows 10, 8.1, 8. 7. Vista and XP
  • Compatible with smartphones, tablets, mice keyboards and more
  • Backed by a 3-year limited warranty

Overall Assessment

If you are a windows user in need of a compact and powerful Bluetooth adapter, then don’t even think twice. The Iogear GBU521 is full of windows friendly features and can be used for even older Bluetooth devices.

5- Satechi USB Bluetooth 4.0 Low Energy Adapter

Satechi USB Bluetooth 4.0 Low Energy Adapter

If you want a Bluetooth adapter for your all Bluetooth devices, then the Satechi USB Bluetooth adapter 4.0 will be a good choice. It packs quite a lot of features into its tiny body.

Wide Compatibility

You probably won’t find any device that is not compatible with this adapter. It can connect to a host of Bluetooth-enabled devices such as PCs, laptops, speakers, printers, smartphones, headsets, headphones, mice, keyboards and more.

Low Power Consumption

This compact device uses Bluetooth Lower Energy (BLE) technology to give your wireless connectivity with minimal power consumption.

Easy To Install

If you have a PC or laptop that does not have built-in Bluetooth feature, then you can make it Bluetooth ready with the Satechi Bluetooth adapter. Simply connect one to the USB port and download the drivers to start connecting Bluetooth devices.

Notable Features

  • Data transfer speed of up to 3Mbps
  • Nano size fits flush with laptops for plugged-in travel
  • Compatible with both 32-bit and 64-bit versions of windows8, 7, Vista and XP
  • Backward compatibility with Bluetooth versions 3.0, 2.1 and 2.0
  • Backed by a 1-year warranty

Overall Assessment

The Satesh USB Bluetooth 4.0 is for those who want to enjoy wireless connectivity everywhere. From office to home to your laptops on the go, this nano size device will free your from cables forever.

6- Edimax EW-7611ULB 2-In-1 Wi-Fi & Bluetooth 4.0 Nano USB Adapter

Edimax EW-7811Un 150Mbps 11n Wi-Fi USB Adapter

Why buy cheap Bluetooth adapters when you can get a quality Wi-Fi and Bluetooth adapter in one at a pocket-friendly price? The Edimax EW-7611 is full of features that you will love and is super-powerful. It can very well become the best USB Bluetooth adapter for your needs.


The data transfer rate is 24Mbps which is 8 times faster than the previous Bluetooth versions. It complies with IEEE802.11b/g/n standards to increase your Wi-Fi speed up to 150Mbps.


It is the smallest dongle you will find on the market with both Bluetooth and Wi-Fi capabilities built into one. Its snug fit will let you keep it plugged in and won’t snap out of place during travel.

Easy Set-Up

Setting up your USB adapter is a breeze as it comes with a multi-language setup wizard and a user-friendly interface. Just follow the steps and the configuration will be done in no time.

Notable Features

  • Wi-Fi speeds of up to 150 Mbps for 802.11b
  • Bluetooth data transfer rate of 24Mbps
  • Dual mode for backward compatibility with Bluetooth 2.1+EDR and 3.0+HS
  • Bluetooth support for windows 7, 8.X and 10
  • Safe internet connectivity as it supports 64 and 128-bit WEP, WPA and WPA2 encryption

Overall Assessment

This nano size adapter is perfect to upgrade your outdated adapter in your laptops and the 802.11g Wi-Fi adapter can boost your Wi-Fi speed too. It also comes with an unbelievable price tag making it a steal deal.

7- Mpow Bluetooth Receiver

Mpow Bluetooth Receiver, Streambot Mini Bluetooth Car Aux Adapter

Forget struggling with cords when you are in your car with the Mpow Bluetooth receiver. This Bluetooth receiver can also be used at home or office for your laptops and PCs.

Two-Link Capability

This Bluetooth adapter can connect to two Bluetooth-enabled devices at the same time giving you more options per adapter.

Hands-Free Calls

Safety is important while you are driving. With this Bluetooth receiver, you can answer your phone calls with just a touch of a button. You can even redial the last called number. Now there is no reason to hold your phone with your hand anymore.

Long Battery Life

With a battery life of 10 hours, you can listen to all your favorite music non-stop. It has a standby battery life of 120 hours for quick access. What’s even better, recharging the adapter only takes less than 1.5 hours.

Notable Features

  • Latest Bluetooth technology with advanced CST 4.0 chip
  • Automatic connectivity for a complete peace of mind
  • Built-in volume and power buttons
  • A good wireless range of 30 feet
  • Compatible with most smartphones, mp3 players, tablets and car audio systems

Overall Assessment

If you like to listen to music all the time or want hands-free phone operation while driving, then get yourself the Mpow Bluetooth receiver. It’s a great looking gadget with great features to give you freedom from cords.

8- URANT USB Bluetooth Receiver

Bluetooth Adapter Receiver,URANT Car Kit Mini USB Wireless Audio Adapter Bluetooth Music Receiver & Adapter

Are you looking for an affordable Bluetooth receiver that will also convert your non-Bluetooth speaker to a Bluetooth enabled device? Then you will definitely love the Urant USB Bluetooth receiver.

For Non-Bluetooth Speakers

You can even stream music to your non-Bluetooth speakers with this adapter. Simply plug-in the charger followed by the USB adapter, the Aux cable and finally connect the other part of the aux cable to your no Bluetooth speakers. Now the speakers are ready to receive streamed music.

Wireless Connectivity

Enjoy wireless connectivity everywhere from home to workplace to even your car with this Bluetooth adapter. It is compatible with a variety of Bluetooth-enabled devices like smartphones, tablets, PCs, laptops and gaming controllers.

Stream Music

Forget annoying cables while you drive as you can stream your music from your smartphone wirelessly. Simply plug in the dongle to the USB port of your car and pair to your smartphone stream your music.


This Bluetooth device is as small as any thumb drive and hence can be easily taken with you wherever you go.

Notable Features

  • A wireless transmission distance of 15 meters
  • Compact and portable design
  • Compatible with a variety of devices
  • Ease to pair for wireless connectivity

Overall Assessment

The Urant Bluetooth adapter lets you enjoy music no matter what, even if you don’t have Bluetooth-enabled speakers. It is also compatible with a variety of other devices to easily stream music or transfer data.

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Final Thoughts – Which is The Best USB Bluetooth Adapter for you?

Don’t waste your time reading a lot of reviews trying the find the best USB Bluetooth adapter for your requirements. Finding the one from the sea of options can be difficult. But that is why we have picked only the best and reviewed them for you above. We are sure that there is one in our review that will suit your needs. We wish you a great wireless experience!

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Updated: — 4:39 am