# USB Bluetooth Adapter Unitek B105B — USB 2.0 Type-A, BLE v5.3, 3 Mbit/s, Black, Plug-and-Play

**URL:** https://aio.lv/en/product--unitek-b105b--10811909
**Data updated:** 2026-01-21 11:03 (EET)
**Category:** Network Cards
**Manufacturer:** Unitek
**Manufacturer code:** B105B
**EAN:** 4894160050502
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 6.49 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 5.36 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--unitek-b105b--10811909

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.06.2026 | free |
| Pickup points | 03.07.2026 | 1.99 EUR |
| Courier delivery to door | 03.07.2026 | 4.99 EUR |

## Summary description

Unitek B105B is a compact USB Bluetooth adapter with USB 2.0 Type-A connector and BLE v5.3 support. It provides up to 3 Mbit/s transfer rate, a wireless range of around 30 m and a plastic black housing (16 × 20 × 7.1 mm, 25 g). Wired host connectivity via USB, plug-and-play for easy setup — ideal for adding Bluetooth to PCs and laptops.

## Long description

The UNITEK USB Bluetooth Adapter B105B uses Bluetooth 5.3 with Enhanced Data Rate (EDR) and Bluetooth Low Energy to provide improved data transmission while keeping power consumption low. The adapter features a wired USB interface, supports dual-mode backward compatibility with Bluetooth 4.0/4.2/5.0/5.1/5.3, and offers a maximum data transfer rate of 3 Mbit/s in a compact black design.
Advantages
The adapter combines Bluetooth 5.3+EDR and BLE for faster data rates and efficient power use, while maintaining backward compatibility with earlier Bluetooth versions. Its USB host interface ensures simple plug-and-play connection to PCs and compatible devices. The compact black housing provides a discreet and durable solution for adding Bluetooth connectivity.
Suitable for
Connecting wireless peripherals (keyboards, mice, headsets) to a computer
Enabling Bluetooth file transfer and audio streaming on devices lacking built-in Bluetooth
Pairing mobile devices and IoT peripherals that support BLE
Key specifications
Brand: Unitek
Model (MPN): B105B
Interface: USB (wired)
Bluetooth version: 5.3 with EDR and Bluetooth Low Energy
Backward compatibility: Bluetooth 4.0 / 4.2 / 5.0 / 5.1 / 5.3 (dual mode)
Maximum data transfer rate: 3 Mbit/s
Colour: Black
EAN: 4894160050502
How to use
Insert the UNITEK B105B adapter into an available USB port on your computer. Allow the operating system to detect and install any required drivers automatically, or install drivers supplied by the device manufacturer if prompted. After installation, use the system Bluetooth settings to search for and pair compatible devices. For BLE devices, follow the peripheral’s pairing instructions.
Usage recommendations
Place the adapter in an unobstructed USB port for optimal signal strength, avoid nearby sources of interference (large metal objects or other wireless transmitters), and keep device firmware and drivers up to date to ensure reliable Bluetooth 5.3+EDR performance.

## Specifications

| Feature | Value |
|---|---|
| Bluetooth | Yes |
| Component for | PC/Laptop |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wired |
| Interface | Bluetooth |
| Host interface | USB |
| Internal | No |
| USB ports quantity | 1 |

### Bandwidth

| Feature | Value |
|---|---|
| Maximum data transfer rate | 3 Mbit/s |

### Network

| Feature | Value |
|---|---|
| Bluetooth version | 5.3 |
| Maximum operating distance | 30 m |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 7 mm |
| Width | 30 mm |
| Depth | 16 mm |

## FAQ

### How much does the USB Bluetooth Adapter Unitek B105B cost, and is it available for purchase?

The price is 6.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1242 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 30.06.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Unitek products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Unitek service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: connectivity technology, interface, host interface, maximum data transfer rate, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/10811909/62102194_large.webp