1. Einleitung
The Hoco UA28 USB Bluetooth Adapter is designed to provide Bluetooth connectivity to your computer or laptop. This compact device allows you to connect various Bluetooth-enabled peripherals such as headphones, speakers, keyboards, mice, and gamepads wirelessly. It supports Bluetooth v5.1 and is backward compatible with older Bluetooth versions.
Key features include Plug and Play technology for easy installation, support for multiple simultaneous device connections, and automatic reconnection to previously paired devices.

Image 1: The Hoco UA28 USB Bluetooth Adapter, a compact device for adding Bluetooth functionality to computers.
2. Einrichtung und Installation
The Hoco UA28 USB Bluetooth Adapter is designed for straightforward installation using Plug and Play technology. Follow these steps to set up your adapter:
- Setzen Sie den Adapter ein: Plug the Hoco UA28 USB Bluetooth Adapter into an available USB-A port on your desktop computer or laptop.
- Automatische Erkennung: For most modern operating systems (Windows 8 and above, macOS, Linux), the system will automatically detect and install the necessary drivers. No manual driver installation is typically required.
- Windows 7 Driver Installation: If you are using Windows 7, driver installation may be necessary. Please refer to the troubleshooting section or the product packaging for driver download instructions. You can also visit the official Hoco webWebsite für Unterstützung.

Image 2: The Hoco UA28 USB Bluetooth Adapter plugged into a laptop's USB port, ready for use.
3. Bedienungsanleitung
Once the Hoco UA28 adapter is installed, you can begin connecting your Bluetooth devices:
- Bluetooth aktivieren: Ensure Bluetooth is enabled on your computer. This is usually found in your operating system's settings or control panel.
- Verbindungsmodus: Put your Bluetooth device (e.g., headphones, speaker, mouse) into pairing mode. Refer to your device's manual for specific instructions on how to do this.
- Suchen nach Geräte: On your computer, search for new Bluetooth devices. The Hoco UA28 adapter will facilitate this search.
- Auswählen und Verbinden: Select your device from the list of available Bluetooth devices and follow any on-screen prompts to complete the pairing process.
- Unterstützung mehrerer Geräte: The adapter can connect to multiple Bluetooth devices simultaneously.
- Automatische Wiederverbindung: The adapter remembers previously connected devices and will automatically attempt to reconnect to them when they are within range and Bluetooth is enabled.

Image 3: The Hoco UA28 USB Bluetooth Adapter enabling wireless connectivity for a mouse and keyboard with a laptop.
4. Spezifikationen
Below are the technical specifications for the Hoco UA28 USB Bluetooth Adapter:
| Besonderheit | Detail |
|---|---|
| Marke | Hoco |
| Modellnummer | UA28 |
| Schnittstelle | USB-A |
| Bluetooth-Version | v5.1 (backward compatible) |
| Reichweite | 10-20 Meter |
| Material | Synthetisches Material |
| Kompatible Geräte | Desktop, Laptop |
| Datenübertragungsrate | 3 Mbit/s |
| Anzahl der Artikel | 1 |
| Teilenummer | 6942007618335 |
| ASIN | B0CYYF2LBH |

Image 4: Product packaging displaying detailed specifications and compatibility information for the Hoco UA28 adapter.
5. Fehlerbehebung
If you encounter issues with your Hoco UA28 USB Bluetooth Adapter, consider the following troubleshooting steps:
- No Bluetooth Devices Found:
- Stellen Sie sicher, dass der Adapter fest an einen USB-Anschluss angeschlossen ist.
- Verify that Bluetooth is enabled in your computer's settings.
- Make sure the device you are trying to connect is in pairing mode and within the 10-20 meter range.
- Driver Issues (Windows 7):
- For Windows 7, manual driver installation is required. You can download the driver from the official Hoco webWebsite oder nutzen Sie den bereitgestellten Link: http://hoco.i234.me:8000/sharing/zyTsAncfl. Alternatively, scan the QR code found on the product packaging.
- Interference with Built-in Bluetooth (Laptops):
- If your laptop has a built-in Bluetooth 4.0 module, it is recommended to disable the built-in Bluetooth in your computer's Device Manager before using the Hoco UA28 adapter. Reinsert the UA28 adapter after disabling the internal Bluetooth.
- File Transfer Limitations:
- Note that IP system phones may not support file transfer via Bluetooth due to their inherent limitations. This is not a defect of the Hoco UA28 adapter.
6. Wartung
To ensure the longevity and optimal performance of your Hoco UA28 USB Bluetooth Adapter, follow these simple maintenance guidelines:
- Sauber halten: Wischen Sie den Adapter regelmäßig mit einem weichen, trockenen Tuch ab, um Staub und Schmutz zu entfernen. Vermeiden Sie die Verwendung flüssiger Reinigungsmittel.
- Richtig lagern: Bewahren Sie den Adapter bei Nichtgebrauch an einem kühlen, trockenen Ort auf und schützen Sie ihn vor direkter Sonneneinstrahlung und extremen Temperaturen.
- Vorsichtig handhaben: Vermeiden Sie es, den Adapter fallen zu lassen oder starken Stößen auszusetzen, da dies zu Schäden an den internen Komponenten führen könnte.
- Feuchtigkeit vermeiden: Setzen Sie den Adapter weder Wasser noch hoher Luftfeuchtigkeit aus.
7. Garantie und Support
The Hoco UA28 USB Bluetooth Adapter comes with a Hoco Standard Warranty. For detailed information regarding warranty terms and conditions, please refer to the warranty card included with your product or visit the official Hoco webWebsite.
For further assistance, technical support, or to access additional resources, please visit the official Hoco webWebsite:





