Baseus BA04 Mini Bluetooth Adapter for PC, USB 5.0 Wireless Bluetooth Dongle Receiver

The Baseus BA04 Mini Bluetooth Adapter is a compact USB Bluetooth dongle designed to add wireless Bluetooth connectivity to compatible desktop computers and laptops. Featuring Bluetooth 5.0 technology and a BR8651 chipset, this small adapter lets you connect supported wireless headphones, speakers, keyboards, mice, game controllers, and other Bluetooth-enabled peripherals to your computer.With a listed wireless connection range of up to 20 meters, backward compatibility with older Bluetooth devices, and a convenient plug-and-play design, the Baseus BA04 offers a practical solution for everyday wireless connectivity. It supports multiple Bluetooth protocols and is advertised to connect up to seven compatible devices simultaneously. The listed operating systems include Windows 8.1, Windows 10, and Windows 11; confirm compatibility with your specific computer before purchasing.

Key Features of Baseus BA04 Bluetooth Adapter

Bluetooth 5.0 Connectivity for Desktop and Laptop Computers

The Baseus BA04 Mini Bluetooth Adapter is designed for computers that need Bluetooth connectivity or require an external Bluetooth solution. By connecting the dongle to a compatible USB port, you can add wireless functionality for supported accessories without relying on built-in Bluetooth hardware.This is useful for desktop computers that do not include Bluetooth or for compatible computers where the existing wireless connection is unavailable. The adapter can provide a convenient connection option for wireless headphones, speakers, mice, keyboards, game controllers, and other supported peripherals.Bluetooth 5.0 enables communication with compatible devices and supports backward compatibility with older Bluetooth versions. However, the actual features available depend on the connected peripheral, operating system, and supported Bluetooth profiles.Compatibility tip: Check whether your computer already has Bluetooth before installing the adapter. If it does, you may need to disable the existing Bluetooth adapter or adjust system settings to avoid conflicts.

Connect Bluetooth Headphones and Speakers

The Baseus BA04 can connect compatible Bluetooth audio devices to supported computers. This makes it a practical option for listening to music, watching videos, attending online classes, and participating in voice or video calls with wireless headphones.You can also use the adapter to connect supported Bluetooth speakers for wireless audio playback. The advertised supported protocols include A2DP, H2DP, HSP, and AVRCP, which cover several common Bluetooth audio and control functions. Actual audio functionality depends on the computer's operating system and the capabilities of the connected device.For the best listening experience, place your computer and audio device within a suitable range and reduce physical obstructions where possible. Wireless interference and the quality of the connected headphones or speaker can also affect audio stability.Important: A Bluetooth adapter does not guarantee a particular audio codec, microphone quality, or low-latency gaming performance. Check the supported profiles and features of your specific operating system and headset before relying on them.

Wireless Connectivity for Keyboards, Mice, and Game Controllers

Beyond audio, the Baseus BA04 is designed to support compatible Bluetooth input devices and accessories. You can use it to connect supported wireless keyboards and mice, helping reduce cable clutter around a desktop workstation.Compatible Bluetooth game controllers can also be connected for supported PC games. The actual controller functionality depends on the game, operating system, controller model, and its supported Bluetooth connection mode.The adapter also supports listed HID-related connectivity, a protocol category commonly used by input devices. This makes it suitable for a range of everyday computer accessories, provided the connected device and operating system are compatible.Although the product is advertised to connect up to seven devices simultaneously, the number of devices that work reliably together may depend on their types, the operating system, available bandwidth, and the demands of each connection.

Up to 20-Meter Wireless Range

The Baseus BA04 is advertised with a wireless connection distance of up to 20 meters. This range can be useful when a compatible wireless peripheral is positioned away from the computer, such as a speaker across a room or an input device used at a comfortable distance from a desktop setup.The advertised distance should be treated as a best-case specification rather than a guarantee for every environment. Walls, furniture, nearby wireless devices, USB port placement, and the connected peripheral can all affect the effective connection range.For more consistent performance, keep the connected device within a reasonable distance of the computer and minimize obstacles between the adapter and the peripheral. If the connection becomes unstable, try another USB port or move the peripheral closer.Wireless performance may vary between audio devices, keyboards, mice, controllers, and other connected accessories. The practical range will depend on the complete wireless setup rather than the adapter alone.

Plug-and-Play Installation and Operating System Support

The Baseus BA04 features a compact USB design intended to make installation straightforward. The product listing describes plug-and-play operation without additional driver installation, which can simplify setup on supported systems.The linked product specification lists Windows 8.1, Windows 10, and Windows 11. Compatibility with other operating systems, including macOS and ChromeOS, is not confirmed by the linked specification and should be verified before purchase.Depending on the computer and Windows configuration, the system may automatically recognize the adapter, or a compatible driver may be required. After installation, open your computer's Bluetooth settings to search for and pair supported devices.Setup tip: Insert the adapter into an available USB port, allow the operating system to recognize it, and then follow the Bluetooth pairing procedure for your peripheral. If the adapter is not detected, check Device Manager, system updates, and the manufacturer's available driver information.

Compact Design with Aluminium Alloy and ABS

The Baseus BA04 is a mini USB Bluetooth adapter designed to occupy minimal space around your computer. Its compact form makes it convenient for desktop setups, laptop bags, and workstations where a large external wireless adapter would be unnecessary.Product listings describe the construction as aluminium alloy and ABS. This material combination is used in the adapter's compact design, while the black finish suits many office, gaming, and home computer setups.Because the dongle connects directly to a USB port, handle it carefully when moving a laptop or desktop computer. Avoid applying sideways pressure to the adapter while it is plugged in, as this can stress the USB connector or the computer's port.

• For desktop computers: Add Bluetooth connectivity to compatible PCs that lack built-in Bluetooth.
• For laptop users: Use a USB Bluetooth adapter when an external Bluetooth connection is needed on a supported operating system.
• For music and entertainment: Connect compatible Bluetooth headphones and speakers for wireless audio.
• For office work: Pair supported wireless keyboards and mice to reduce cable clutter.
• For PC gaming: Connect compatible Bluetooth controllers, subject to operating system and game support.
• For multi-device setups: Take advantage of the advertised support for connecting multiple compatible Bluetooth peripherals.

Baseus BA04 Mini Bluetooth Adapter Specifications

Specification note: The linked BaseusOnline listing identifies the BA04 with Bluetooth 5.0, BR8651 chipset, USB connectivity, a listed range of up to 20 meters, and support for Windows 8.1, Windows 10, and Windows 11. It also advertises connections with up to seven devices. Actual range, simultaneous device performance, driver requirements, and compatibility depend on the host computer and connected peripherals. macOS and ChromeOS compatibility are not confirmed by the linked product specification. Verify the operating system and warranty terms before purchase.

Who Should Choose the Baseus BA04?

Frequently Asked Questions (FAQ)

Why Choose the Baseus BA04 Mini Bluetooth Adapter?

The Baseus BA04 Mini Bluetooth Adapter provides a compact way to add wireless connectivity to compatible computers. Its listed Bluetooth 5.0 standard, BR8651 chipset, up-to-20-meter range, and support for common audio and HID-related protocols make it a practical option for connecting supported Bluetooth peripherals.Whether you want to use wireless headphones, connect a speaker, pair a keyboard and mouse, or add a compatible controller to your PC setup, the BA04 offers a convenient USB-based solution. Before purchasing, confirm that your computer's operating system is supported and check the current seller's warranty terms.