Compact USB-A adapter for adding Bluetooth to a compatible Windows PC and connecting peripherals, headphones or other devices. The linked listing advertises Bluetooth 5.4, EDR and BLE; it is not a Wi-Fi adapter or standalone TV transmitter.
ASIN B09DMP6T22, selected UB500. Amazon advertises Bluetooth 5.4 and the official V3 page matches that specification. The hardware revision to be delivered is not verifiably stated in the link: confirm hardware version and driver before buying. This is not UB400, UB500 Plus or UB600.
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AI-generated illustration; indicative product representation · Complete unit from the front
Product images
AI-generated illustration; indicative product representation · Complete unit from the frontAI-generated illustration; indicative product representation · Oblique unit on a green backgroundAI-generated illustration; indicative product representation · Adapter on a desk; background notebook not includedAI-generated illustration; indicative product representation · Side profile of the adapter
Four original AI illustrations of one unit. Markings and surfaces are simplified; box and guide are omitted. These indicative representations do not establish physical revision or performance.
Before choosing
When it may fit
It may suit a Windows PC without Bluetooth and with a free USB-A port. Its nano format avoids an external antenna and can remain plugged in. Peripheral compatibility also depends on profiles, operating system and drivers.
Limits
Amazon limits this model to Windows PCs: no support is advertised for macOS, Linux, TVs or Windows 8, or direct PS5/PS4/Xbox use. Windows 7 requires a driver; automatic installation on Windows 8.1/10/11 needs internet. We have not measured range, latency or stability. A particular hardware revision is not guaranteed.
Check before buying
Check UB500, advertised Bluetooth version, physical revision and current driver. If your PC already has internal Bluetooth, review instructions to avoid conflicts; a matching Bluetooth version alone does not prove compatibility. Confirm seller, condition, price, delivery and returns on Amazon.
Documentary analysis; no physical testing by LusterDeals.
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