We spent many hours on research to finding usb bluetooth adapter 4.0, reading product features, product specifications for this guide. For those of you who wish to the best usb bluetooth adapter 4.0, you should not miss this article. usb bluetooth adapter 4.0 coming in a variety of types but also different price range. The following is the top 10 usb bluetooth adapter 4.0 by our suggestions:
![Sabrent USB Bluetooth 4.0 Micro Adapter for PC [v4.0 Class 2 with Low Energy Technology] (BT-UB40)](https://images-na.ssl-images-amazon.com/images/I/41RtPjeWtTL.jpg)
![Avantree DG40S USB Bluetooth 4.0 Adapter Dongle for PC Laptop Computer Desktop Stereo Music, Skype Calls, Keyboard, Mouse, Support All Windows 10 8.1 8 7 XP vista [2 Year Warranty]](https://images-na.ssl-images-amazon.com/images/I/51-AJu3RoGL.jpg)
Reviews
1. Plugable USB Bluetooth 4.0 Low Energy Micro Adapter (Windows 10, 8.1, 8, 7, Raspberry Pi, Linux Compatible; Classic Bluetooth, and Stereo Headset Compatible)
Feature
START USING BLUETOOTH - Adds Bluetooth to your Windows 10, 8, and 7 PC. Supports Ubuntu, Mint, Fedora, and other Linux computers.CONNECT YOUR DEVICES - Supports wireless Bluetooth headphones, speakers, headsets, keyboards, mice, phones, and more.
TINY DESIGN - This mini USB dongle can stay plugged in while you are on the move.
COMPATIBILITY - Not usable in car stereos, TVs, or Mac computers. Not recommended for employer-provided computers. Does not add Bluetooth 4.0 support to Windows 7 computers. Special drivers are needed in Windows 7 for Bose QC35 and some other recent Bose devices.
PEACE OF MIND - Full one-year warranty and personal US-based email support for as long as you own the adapter.
Description
Designed for maximum compatibility, small size, and low power, this Plugable adapter upgrades Windows and Linux PCs with the latest Bluetooth 4.0 support.The adapter is a compact USB Class 2 Low Energy Bluetooth Adapter with LED. It works with other Bluetooth devices within approximately 10m (30 foot) radius, depending on environmental factors, with transfer rates up to 3 Mbps. The adapter offers the market-leading Broadcom BCM20702 chipset and backwards compatibility with classic Bluetooth (1.x and 2.x) devices.
Supported Operating Systems
Windows 7, 8, and 8.1 (with included driver installer)
Windows 8 & 10 (drivers install automatically through Windows Update, some devices require addtional software)
Linux kernels 3.0.34 and higher include basic drivers. Profile support via open-source BlueZ stack (some Linux distributions need additional manual configuration due to outdated BlueZ stack, potentially less profiles than Windows)
Does NOT support Mac OS X, macOS, or ARM-based Windows RT computers.
Does NOT support adding Bluetooth functionality to home theater systems, televisions, or automotive systems.
Supported Bluetooth Devices
Wireless Bluetooth keyboards, mice, headsets, speakers, modems, serial devices, phones, and more. Supports Xbox One S Bluetooth-capable controller in Windows 10 with Anniversary Update applied.
Supported Bluetooth Profiles
A2DP, ATT, AVRCP, GAVDP, GATT, HCRP, HFP, HID, HID over GATT, OPP, PAN, SPP, and more (Note: Profile support varies depending on operating system used, and whether WIDCOMM software is used in Windows.)
2. Bluetooth USB Adapter , Bluetooth 4.0 USB Dongle, Low Energy for PC, Wireless Dongle, for Stereo Music, VOIP, Keyboard, Mouse, Support All Windows 10 8.1 8 7 XP vista
Feature
UNIVERSAL COMPATIBLESUPPORT MULTIPLE DEVICES
BLUETOOTH VERSION 4.0
LOWER POWER CONSUMPTION
H.Guard(Seller name) povides 18 moths Replacement Warranty and 100% Satisfaction Guarantee, If you are not Satisfied with your Purchase for Any Reason, Please Feel Free To Contact Us.
Description
H.Guard Bluetooth USB dongle3. Sabrent USB Bluetooth 4.0 Micro Adapter for PC [v4.0 Class 2 with Low Energy Technology] (BT-UB40)
Feature
Compatible with Bluetooth V3.0/2.1/2.0/1.1Enable wireless connectivity between a laptop and a cellular phone
Access internet via a Bluetooth Mobile phone with GPRS/CDMA or Bluetooth-enabled PC with an internet connection
Connect a Bluetooth headset to your PC
Bluetooth specification v4.0 Class 2 with low energy technology
Description
.4. Bluetooth USB Adapter CSR 4.0 USB Dongle Bluetooth Receiver Transfer Wireless Adapter for Laptop PC Support Windows 10/8/7/Vista/XP,Mouse and Keyboard,Headset
Feature
Transsmission Rate: Bluetooth adapter supports maximum transfer rate up to 3Mbps and transmission distance up to 33ft/10m in open space.Designed for Windows. Plug and Play for Windows 8/10 system. Driver only needed when your Windows 7 and lower system need to connect audio device,but connect mouse,keyboard and cell phone no need to install driver
High Compatibility:Support 32bit/64bit Win 10/8/7/ Vista and XP,enables PC or laptop to connect bluetooth-enabled devices, like smartphones, mouse,speakers,headsets.Not work with Mac OS,Car stereo systems or TVs
Low Energy: USB bluetooth dongle applies the latest bluetooth 4.0 with low energy (BLE) technology and it is backward compatible with bluetooth V3.0/2.1/2.0/1.1
Extremely Small: Small size allows you to leave it on laptop or pc,no need to remove,it seamlessly gets plugged into a computer/laptop without blocking surrounding usb ports,save space
Description
Bluetooth adapter plug and play for transfer fileaudio wirelessly transfer for your desktop and laptop,allow desktop connect to speaker,headset with bluetooth easily.Compatible
Networks a Windows computer to Bluetooth devices such as Keyboard, Mouse, Printer, Headset, Speaker, etc
Compatible with Windows 10, Windows 8, Windows 7, XP, and Vista
Not compatible with Mac OS,Car stereo systems or TVs
Note:
1. Most Windows 8/10,keyboard and mouse can plug & play without installing any external driver. Windows 7 need use CD to install driver
2. The User Manual is in the mini CD Which comes with the bluetooth dongle.(PDF File).look at the pdf instruction file before running the setup exc file
3. If your computer doesn't have CD reader.Please kindly download the driver by this link:
Dropbox Deive: https://www.dropbox.com/s/modui3xdj43eq8q/CSR4.0%20Harmony.zip?dl=0
Google Drive: https://drive.google.com/openid=1j6eWtMSyR1CwRpGzNV9ulBghBYyPu1D0
4. It is not recommend to use bluetooth dongle for Bose headphones, speaker
5.It's better to set up playback devices and disable bluetooth hands-free Audio to get much better sound quality.
It works fine when you get it installed on Windows 7.This is what you do:
1. Plug it in - generic bluetooth software will install
2. Then use the installer"setup.exe" from the dropbox files or CD (If your computer doesn't have CD driver, you can copy the file from other computer which has CD driver)
3. In install process, Language selection "English",Discovery Mode set as "Discovery ON"
4. Simply restart your computer and your dongle adapter will be fully installed and operational.
5. Connect whatever you want it will work now.
6. Enjoy.
💕 We offer 45days refund & lifetime no-worry Warranty.Please first contact us if have any problem.
5. ASUS USB Bluetooth Adapter 4.0 Dongle. Micro Plug and Play with Integrated Antenna Model USB-BT400
Feature
Brand NEW, Packaging : Retail1 Year Mfg Warranty
ASUS USB-BT400
ASUS USB-BT400 Wireless Network Bluetooth v4.0 USB2.0 3Mbps USB Adapter
Description
Enable Bluetooth Wireless on your systemTransfer files and use wireless peripheralsStandardBluetooth V4.0InterfaceUSB 2.0Data RateUp to 3MbpsDistance of UseOver 10 meters in free spaceFrequency Band2.4~2.4835GHz unlicensed ISM bandSpectrumFHSS (Frequency Hopping Spread Spectrum)ModulationGFSK for 1Mbps, p/4-DQPSK for 2Mbps; 8-DPSK for 3MbpsOS SupportWindows 8 , 32bit/64bit Windows 7 , 32bit/64bit Windows XP , 32bit/64bitDimensions19.47 x 16 x 8.1 mm (WxDxH)6. ASUS USB Adapter w/Bluetooth Dongle Receiver Transfer Wireless for Laptop PC Support Windows 10 Plug and Play /8/7/XP, Printers, Phones, Headsets, Speakers, Keyboards, Controllers (USB-BT400)
Feature
Bluetooth 4.0 USB AdapterUSB 2.0, Up to 3Mbps and Over 10 meters in free space
Frequency Band: 2.4~2.4835GHz unlicensed ISM band
OS Support: Windows 8 , 32bit/64bit / Windows 7 , 32bit/64bit / Windows XP , 32bit/64bit
Description
New generation Bluetooth 4.0 for versatile wireless connectivity The USB-BT400 is a Bluetooth Smart Ready USB adapter with new Bluetooth 4.0 capabilities. It connects you with a multitude of compatible devices and supports Bluetooth Low Energy (BLE) to reduce power consumption. In dual-mode, the USB-BT400 maintains full backward compatibility with Bluetooth 3.0, 2.1, and 2.0.Get Bluetooth 4.0 and connect with multiple devices The ASUS USB-BT400 provides new and advanced Bluetooth 4.0 and enables wireless connectivity with a wide range of devices such as computers, printers, phones, headsets, speakers, keyboards, controllers, and more. In addition, the ultra-small USB-BT400 comes with Bluetooth Low Energy (BLE) technology, which lets you enjoy energy-saving connectivity.7. Bluetooth USB Adapter, Bluetooth 4.0 USB Dongle, Low Energy for PC, Wireless Bluetooth Dongle for PC Laptop Desktop Computer, Compatible with Windows 10, 8.1, 8, 7, Vista, XP, Linux and Raspberry PI
Feature
ENABLE BLUETOOTH COMPATIBILITY- HIGHEVER Bluetooth dongle brings the power of Bluetooth to Windows 10 / 8 / 7 / Vista / XP / 2000, Linux laptop / desktop computer and Raspberry PI. It is NOT compatible with Mac OS, TVs or Car stereo systems.TRANSMISION RATE- With a data transfer rate of maximum 3 Mbps, this USB Bluetooth adapter is able to meet the needs of many people with Bluetooth-enabled devices, the Bluetooth adapter features a nice operating range of 33 feet as long as there are no obstructions between the computer and the connected device. It's important to make sure that you connect it to a USB 2.0 port because USB 3.0 might cause radio interference.
MULTIPLE USAGE- HIGHEVER USB Bluetooth dongle allows for connections to multiple wireless devices such as Bluetooth headphones, speakers, keyboards, mice, printers and others. The USB Bluetooth adapter works perfectly for wireless stereo music streaming, and also for Skype Calls, Google Hangouts and mobile phone/ tablet data transfer.
LOW ENERGYHIGHEVER USB Bluetooth adapter comes with the latest Bluetooth 4.0 with low energy (BLE) technology and it is backward compatible with Bluetooth V3.0/2.1/2.0/1.1
WHAT'S INCLUDED 1* HIGHEVER Bluetooth 4.0 USB adapter, 1* CD-ROM. 24-month product warranty and friendly customer service.
Description
The Bluetooth USB adapter supports 7 devices connected simultaneously, Bluetooth mouse, Bluetooth headsets, and Bluetooth keyboard can all communicate clearly with the USB wireless adapter and potentially open up a whole new realm of possibilities for how customers enjoy their computers. The Bluetooth USB adapter is fully qualified Bluetooth 4.0 system and it smoothly supports backward compatible Bluetooth V3.0/2.1/2.0/1.1 and Bluetooth Low energy.UNIVERSAL COMPATIBLE
The Bluetooth USB adapter is compatible with Windows 10 / 8.1 / 8 / 7 / XP, Vista, Raspberry Pi, and Linux. The Bluetooth USB adapter also supports Bluetooth speakers and headphone, Bluetooth Mic, Bluetooth keyboards / Mouse, Mobiles, PC Plate, and more.
FEATURES
*Broadcom Bluetooth 4.0+EDR, Bluetooth low energy
*Can work with 7 devices at the same time
*Can work with Bluetooth printer and stereo headphone.
*Fast and further working distance than Bluetooth V3.0,2.1
*Support Bluetooth speakers, headphones, headsets, keyboards, mice and more. Extremely compact USB adapter. Safe to leave in for laptop travel. Energy efficient.
SPECIFICATIONS
* Bluetooth 4.0+EDRcompatible with Bluetooth1.2/2.0/2.1/3.0
* Dual-mode Bluetooth transfer, support Bluetooth voice data
* CLASS 1.5 power Standard, up to 10 meters(in open space)
*Full-speed USB 2.0 interface, USB 1.1 Compatible
*System Support:Win2000/XP/Vista/Win7/Win8,Win10,linux,Raspberry PI
*Broadcom Windcomm software, support Multi languages
PACKAGE INCLUDED
*HIGHEVER Bluetooth 4.0 USB adapter
*CD-ROM
8. Bluetooth Adapter for PC USB Bluetooth Dongle 4.0 EDR Receiver TECHKEY Wireless Transfer for Stereo Headphones Laptop Windows 10, 8.1, 8, 7, Raspberry Pi, Linux Compatible
Feature
Adds Bluetooth support to Windows 10, 8.1, 8, 7, or Linux PCs that don't already have it. Adds Bluetooth 4.0 (Bluetooth Low Energy) support to Windows 8 and higher.Supports Bluetooth speakers, headphones, headsets, keyboards, mice, and more. Extremely compact USB adapter. Safe to leave in for laptop travel. Energy efficient.
Automatic install through Windows Update in Windows 10 with default Bluetooth stack. Includes Broadcom Bluetooth stack for Windows 8.1, 8 and 7 (available separately for 10). Works with Raspbian and Ubuntu on the Raspberry Pi.
Does NOT add Bluetooth Low Energy (Bluetooth 4.0) capability to Windows 7 and earlier. Does NOT work in car stereo systems or TVs. Does NOT work with Mac. NOT recommended for employer-provided computers.
Some audio devices, such as the Bose QuietComfort 35, require downloading specific drivers to function in Windows 7. The Monoprice 8323 is NOT compatible.
9. Kinivo BTD-400 Bluetooth 4.0 Low Energy USB Adapter - Works With Windows 10 / 8.1 / 8 / Windows 7 / Vista, Raspberry Pi , Linux
Feature
Connect your Computer/Laptop with Bluetooth Enabled Devices such as Mobile Phones, Printers, Headsets, Stereo headphones and othersLatest Bluetooth specification v4.0 Class 2 with low energy technology; Fully compatible with older Bluetooth equipment
Compatible with 32 bit and 64 bit Windows 10 / Windows 8.1/ Windows 8 / Windows 7 / Vista / XP
Wireless range of up to 30 feet (10 meters)
2 Year Limited Lifetime KinivoWarranty
Description
The Kinivo BTD-400 Bluetooth USB Adapter lets you communicate wirelessly with Bluetooth devices such as cell phones, PDAs, mice, keyboards etc. Highly Portable BTD-400 is highly portable due to its petite dimensions. It seamlessly gets plugged into a computer/laptop without blocking surrounding USB ports. Compatibility and Specifications - BTD-400 transforms any computer with a USB port to a Bluetooth enabled computer - Built with the latest Bluetooth specification v4.0 Class 2 - Supports all common Bluetooth (wireless) peripherals - keyboards, mice, headsets, stereo headphones, etc - Backwards compatible with Bluetooth versions 2.1/2.0/3.0 - Compatible with Windows 10 / 8.1 / 8 / Windows 7 / Vista / XP. - Not compatible with Mac OS - Consumes very low power from the host PC Note: For Windows 10, please use windows drivers instead of Broadcom drivers. Easy to use instructions are available on Kinivo support website. Note: Windows 8 and Windows 8.1 automatically finds and installs the latest drivers when the BTD-400 dongle is plugged in for the first time. Windows 7 / Vista / XP users need to use the included CD (or online links) to install the drivers What's in the Box - Kinivo BTD-400 Bluetooth USB Adapter - Installation CD for Windows 7/Vista/XP (Not needed for Windows 10 /8.1 / 8) - User Manual KinivoWarranty Kinivo BTD-400 USB Bluetooth Adapter is backed by our 2 year limited hardware KinivoWarranty. Please contact us if you have any questions.10. Avantree DG40S USB Bluetooth 4.0 Adapter Dongle for PC Laptop Computer Desktop Stereo Music, Skype Calls, Keyboard, Mouse, Support All Windows 10 8.1 8 7 XP vista [2 Year Warranty]
Feature
Bluetooth-enable Windows 10/8/7/Vista/XP Laptop/Desktop Computer - Make your Non-Bluetooth PC or laptop Bluetooth-capable - not compatible with Mac, Linux, TV or Car stereo systemsMULTIPLE USES - For wireless stereo music, Skype, Google Hangouts or other VOIP calls, data transfer, keyboard, mice or wireless PC gaming with controller
WIDE DEVICE SUPPORT - can connect with Bluetooth headphones, speaker, receiver, keyboard, mouse, smartphone, tablet, printer, projector, xbox one controller and more BLE (Bluetooth Low Energy) devices. For ps4/3 controller, may need to install specific drivers for different games/software to configure button settings.
PLUG & PLAY or FREE driver - For Win 10 plug into any USB port and windows will auto-install the required drivers. For Win 7, Vista, XP, please install the driver from the CD or download from avantree support site. (Kindly note: the driver ONLY from the CD and on our support site is completely free, the license fee is fully covered by us. It will be not free to download from other sites.)
24 MONTH WARRANTY & SUPPORT: 24-Month Warranty. Step-by-step Video guides & many FAQs online for quick support and saving time. Toll-free phone support (800 232 2078) from our LA-based Support Team.
Description
Avantree DG40S Bluetooth usb dongle/bluetooth adapter creates cable-free connections between your PCs and other Bluetooth devices such as Bluetooth enabled speakers, cell phones, keyboard or mouse at speeds of up to 3 Mbps. And it is fully qualified Bluetooth 4.0 system and it smoothly supports backward compatible Bluetooth V3.0/2.1/2.0/1.1 and Bluetooth Low energy. It's compatible with Windows 7/8 /10, XP, and Vista. For Windows 7 and above versions, it supports plug and play. Product Features
* Ultra-compact, easy carrying and space saving.
* Experience stereo audio with Advanced Audio Distribution Profile (A2DP) support.
* Bluetooth Low Energy (BLE) protocol support.
* Up to 3 Mbps data transfer rate with Enhanced Data Rate (EDR) support.
* LED indicator indicates device status.
* Backward support classic Bluetooth V3.0/2.1/2.0/1.1
* Networks a Windows computer to Bluetooth devices such as keyboards, mice, headsets, and mobile devices.
Specifications
* Bluetooth version: 4.0 with EDR - data transfer rate up to 3Mbps
* ISM Band: 2.402-2.480GHz
* Operation range: up to 10 meters
* LED Indication: Power on, Linking and Standby
* Chipset: CSR8510
* Software driver: IVT BlueSoleil 9.X (Not a must to install for Windows 8 and above versions)
(Kindly note: the driver ONLY from the CD and on avantree support site is completely free, the license fee is fully covered by us. It will be not free to download from other sites.)
* Support Profile: Serial Port, Object Push, File Transfer, LAN Access, Personal Area Network, Audio Gateway, Headsets, HID, Keyboard, Mouse, HCRP (Printer Cable Replacement), PIM, Synchronization Profile, A2DP, AVRCP
Compatibility
* PCs/laptops running 32/64-bit Windows 10, 8, 7 & Vista
* Bluetooth-enabled devices, like smart phones, headsets & more
* Not compatible with Mac system