---
product_id: 148452081
title: "TP-Link USB Bluetooth Adapter for PC, Bluetooth 4.0 Dongle Receiver, Plug & Play, Nano Size, EDR & A2DP Technology, Supports Windows 11/10/8.1/8/7/XP for Desktop, Laptop, Keyboard, etc (UB400)"
brand: "tp-link"
price: "€ 24.01"
currency: EUR
in_stock: true
reviews_count: 11
category: "Tp Link"
url: https://www.desertcart.at/products/148452081-tp-link-usb-bluetooth-adapter-for-pc-bluetooth-4-0
store_origin: AT
region: Austria
---

# Nano-sized, ultra-compact design 65 ft stable wireless range Bluetooth 4.0 with Low Energy tech TP-Link USB Bluetooth Adapter for PC, Bluetooth 4.0 Dongle Receiver, Plug & Play, Nano Size, EDR & A2DP Technology, Supports Windows 11/10/8.1/8/7/XP for Desktop, Laptop, Keyboard, etc (UB400)

**Brand:** tp-link
**Price:** € 24.01
**Availability:** ✅ In Stock

## Summary

> 🔗 Tiny Tech, Massive Connectivity — Stay Wired Without Wires

## Quick Answers

- **What is this?** TP-Link USB Bluetooth Adapter for PC, Bluetooth 4.0 Dongle Receiver, Plug & Play, Nano Size, EDR & A2DP Technology, Supports Windows 11/10/8.1/8/7/XP for Desktop, Laptop, Keyboard, etc (UB400) by tp-link
- **How much does it cost?** € 24.01 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/148452081-tp-link-usb-bluetooth-adapter-for-pc-bluetooth-4-0)

## Best For

- tp-link enthusiasts

## Why This Product

- Trusted tp-link brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Seamless Plug & Play:** Instant Bluetooth upgrade for Windows 8/10/11—no drivers needed
- • **Nano-Sized Powerhouse:** Ultra-compact dongle fits discreetly in any USB port, perfect for on-the-go pros
- • **Reliable Long-Range Link:** Enjoy lossless audio and stable connections up to 65 feet—freedom to move while you work
- • **Energy-Smart Connectivity:** Bluetooth 4.0 with Low Energy tech keeps your devices connected without draining power
- • **Trusted Durability & Support:** Backed by 2-year warranty and 24/7 lifetime tech support for worry-free use

## Overview

The TP-Link UB400 USB Bluetooth Adapter transforms any Windows PC or laptop into a Bluetooth-enabled powerhouse with Bluetooth 4.0 technology. Its nano-sized design ensures a discreet fit, while delivering a reliable wireless connection up to 65 feet. Plug & play compatibility with Windows 8 and above means effortless setup, supported by free drivers for older systems. Ideal for professionals seeking seamless wireless integration with keyboards, headsets, and more, it combines energy-efficient performance with durable build quality and industry-leading support.

## Description

UB400 is highly portable and much smaller than a flash drive. Plug and play inwin8/8.1/10/11 systems to enjoy a wireless communication with Bluetooth-enableddevices. ub400 supports advanced Bluetooth 4. 0 and enables wireless connectivity a wide range of devices such as computers, printers, phones, headsets, speakers, keyboards, controllers, etc.

Review: Tiny, Reliable, and Plug-and-Play Bluetooth for Any PC - Tiny, Reliable, and Plug-and-Play Bluetooth for Any PC The TP-Link UB400 Bluetooth 4.0 adapter is a remarkably simple way to add Bluetooth to an older desktop or laptop that lacks it. It’s about the size of a fingernail—once plugged in, you can leave it there permanently without blocking adjacent USB ports. Setup is as easy as it gets: on Windows 10 or 11, it’s fully plug-and-play; for Windows 7 or XP, TP-Link provides free drivers. In my experience, installation took seconds and devices paired immediately. Performance is solid for its class. It maintains stable connections for headphones, mice, keyboards, and even game controllers within a reasonable 50- to 60-foot range. Audio quality over A2DP is clean, and latency with Bluetooth 4.0 peripherals is minimal for everyday use. It’s not built for high-end audio streaming or gaming headsets, but for standard wireless accessories it works seamlessly. I especially appreciate that it’s low-profile, energy-efficient, and doesn’t run hot even after hours of use. The connection is consistent, and it automatically reconnects to previously paired devices after reboot—no fiddling required. Bottom line: A dependable, compact, and truly plug-and-play Bluetooth dongle that delivers excellent value for basic wireless connectivity. Ideal for upgrading desktops or travel laptops, and proof that simple, inexpensive tech can still work perfectly.
Review: Compact, Reliable, and Long-Lasting Bluetooth Adapter - Product: TP-Link USB Bluetooth Adapter for PC Used for: 3 years and 2 months Key Features: – Compact size takes up minimal space in a USB port – Stable connection with no noticeable drop-offs – Extremely easy to use—just plug it in and it works Ratings: Quality: Excellent build quality and durability. After over three years of use, it still works flawlessly with no physical or functional issues. Rating: 5/5 Performance: Pairing reliability has been great, with no connection problems in my use. Speeds are fine for general Bluetooth tasks, though I haven’t tested the full range. Rating: 5/5 Value: Slightly pricey compared to some alternatives, but it does its job very well and has proven to be dependable over the long term. Rating: 4/5 Pros: – Compact design that’s unobtrusive – Stable and reliable connection Cons: – A bit more expensive than similar adapters Summary: The TP-Link USB Bluetooth Adapter for PC is a rock-solid choice for adding Bluetooth functionality. It’s compact, easy to set up, and has been reliable for over three years of use. While it costs a little more than some options, the long-term dependability makes it worth considering. Overall Rating: 5/5 Disclaimer: This review is based on my personal experience using the product. I'm not an expert—just sharing my honest thoughts to help others make an informed decision.

## Features

- 【Bluetooth 4. 0】 - Applies the latest Bluetooth 4. 0 and it is backward compatible with Bluetooth V3. 0/2. 1/2. 0/1. 1. UB400 turns Non-Bluetooth PC or laptop into Bluetooth-capable
- 【Plug & Play or Free Driver】 - Plug and Play for Win 8, Win 8. 1, and Win 10. Supports Win7/XP (Driver required for Win7/XP and could be downloaded from website free of charge). It is NOT compatible with Mac, Linux, TV
- 【Nano-Sized】 - A sleek, ultra-small design means you can insert the nano adapter into any USB port and simply keep it there, no matter when you are traveling or at home
- 【Reliability】 - Enable wireless communication with Bluetooth-enabled computers, printers, phones and headsets. Utilize Bluetooth Low Energy(BLE) technology for energy-saving wireless connectivity
- 【Broad Operation Range】 - With a transmission distance of up to 65 ft, you can enjoy lossless music via your Bluetooth headset without hovering around your computer
- 【Worry-Free Customer Support & 】 - Industry leading 24-month and free lifetime 24/7 technical support

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07V1SZCY6 |
| Best Sellers Rank | #6,221 in Electronics ( See Top 100 in Electronics ) #35 in Wireless Audio Receivers & Adapters |
| Brand | TP-Link |
| Built-In Media | Bluetooth 4. |
| Color | Black |
| Compatible Devices | Desktop |
| Compatible Operating System Family | Windows |
| Customer Reviews | 4.4 4.4 out of 5 stars (58,973) |
| Data Link Protocol | USB |
| Data Transfer Rate | 480 Megabits Per Second |
| Global Trade Identification Number | 00845973099664 |
| Hardware Interface | Bluetooth |
| Item Dimensions L x W x H | 0.74"L x 0.58"W x 0.27"H |
| Item Type Name | bluetooth adapter |
| Item Weight | 10 Grams |
| Manufacturer | TP-Link |
| Mfr Part Number | UB400 |
| Minimum Required Operating System Version | Windows 8 |
| Model Number | UB400 |
| UPC | 840460604802 845973099664 |
| Unit Count | 1.0 Count |
| Warranty Description | 2-Year Warranty |

## Product Details

- **Brand:** TP-Link
- **Color:** Black
- **Compatible Devices:** Desktop
- **Data Link Protocol:** USB
- **Data Transfer Rate:** 480 Megabits Per Second
- **Hardware Interface:** Bluetooth
- **Item Weight:** 10 Grams
- **Product Dimensions:** 0.74"L x 0.58"W x 0.27"H
- **UPC:** 840460604802 845973099664
- **Unit Count:** 1.0 Count

## Images

![TP-Link USB Bluetooth Adapter for PC, Bluetooth 4.0 Dongle Receiver, Plug & Play, Nano Size, EDR & A2DP Technology, Supports Windows 11/10/8.1/8/7/XP for Desktop, Laptop, Keyboard, etc (UB400) - Image 1](https://m.media-amazon.com/images/I/61L2M+U-wcL.jpg)

## Questions & Answers

**Q: Can the UB400 support more than one device at a time?**
A: Yes, the Bluetooth adapter can support up to 7 devices at a time.

**Q: What operating systems are compatible with the UB400?**
A: a. Current supported operating systems include Windows 11/10/8.1/8/7/XP, driver needed for WIndows 7/XP. b. Does not support Mac OS and Linux.

**Q: How do I install the driver for Windows 7 and XP?**
A: a. To install the driver, visit the TP-Link website, search “UB400” and download the driver in the "Support" section d. Open file "UB400_Driver.zip", click through the following “Windows” file and click on “setup.exe” and finish the installation

**Q: How do i connect to PS4 controller?**
A: Try 2 things, 1. Unpair the controller from your playstation 2. Hook the controller to your computer via the USB cable and then hit the PS Button. Once the controller is detected you can disconnect the usb charging cable.

**Q: What is A2DP and EDR technology?**
A: A2DP, a Bluetooth standard that allows for high-quality audio streaming when using Bluetooth enabled devices. EDR, Enhanced Data Rate, is a Bluetooth specification that provides faster data rates.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Tiny, Reliable, and Plug-and-Play Bluetooth for Any PC
*by E***S on October 8, 2025*

Tiny, Reliable, and Plug-and-Play Bluetooth for Any PC The TP-Link UB400 Bluetooth 4.0 adapter is a remarkably simple way to add Bluetooth to an older desktop or laptop that lacks it. It’s about the size of a fingernail—once plugged in, you can leave it there permanently without blocking adjacent USB ports. Setup is as easy as it gets: on Windows 10 or 11, it’s fully plug-and-play; for Windows 7 or XP, TP-Link provides free drivers. In my experience, installation took seconds and devices paired immediately. Performance is solid for its class. It maintains stable connections for headphones, mice, keyboards, and even game controllers within a reasonable 50- to 60-foot range. Audio quality over A2DP is clean, and latency with Bluetooth 4.0 peripherals is minimal for everyday use. It’s not built for high-end audio streaming or gaming headsets, but for standard wireless accessories it works seamlessly. I especially appreciate that it’s low-profile, energy-efficient, and doesn’t run hot even after hours of use. The connection is consistent, and it automatically reconnects to previously paired devices after reboot—no fiddling required. Bottom line: A dependable, compact, and truly plug-and-play Bluetooth dongle that delivers excellent value for basic wireless connectivity. Ideal for upgrading desktops or travel laptops, and proof that simple, inexpensive tech can still work perfectly.

### ⭐⭐⭐⭐⭐ Compact, Reliable, and Long-Lasting Bluetooth Adapter
*by J***N on August 11, 2025*

Product: TP-Link USB Bluetooth Adapter for PC Used for: 3 years and 2 months Key Features: – Compact size takes up minimal space in a USB port – Stable connection with no noticeable drop-offs – Extremely easy to use—just plug it in and it works Ratings: Quality: Excellent build quality and durability. After over three years of use, it still works flawlessly with no physical or functional issues. Rating: 5/5 Performance: Pairing reliability has been great, with no connection problems in my use. Speeds are fine for general Bluetooth tasks, though I haven’t tested the full range. Rating: 5/5 Value: Slightly pricey compared to some alternatives, but it does its job very well and has proven to be dependable over the long term. Rating: 4/5 Pros: – Compact design that’s unobtrusive – Stable and reliable connection Cons: – A bit more expensive than similar adapters Summary: The TP-Link USB Bluetooth Adapter for PC is a rock-solid choice for adding Bluetooth functionality. It’s compact, easy to set up, and has been reliable for over three years of use. While it costs a little more than some options, the long-term dependability makes it worth considering. Overall Rating: 5/5 Disclaimer: This review is based on my personal experience using the product. I'm not an expert—just sharing my honest thoughts to help others make an informed decision.

### ⭐⭐⭐⭐⭐ It's a Bluetooth adapter! It works!
*by S***R on April 20, 2026*

This little dongle has been in my PC since acquisition and has worked flawlessly and without as much as a disconnect. It just works without any fuss. You can't go wrong.

## Frequently Bought Together

- TP-Link USB Bluetooth Adapter for PC, Bluetooth 4.0 Dongle Receiver, Plug & Play, Nano Size, EDR & A2DP Technology, Supports Windows 11/10/8.1/8/7/XP for Desktop, Laptop, PS4/ Xbox Controllers (UB400)
- TP-Link USB Bluetooth Adapter for PC, Bluetooth 5.0/5.3 Dongle Receiver, Plug and Play, Nano Design, EDR & BLE, Supports Windows 11/10/8.1/7 for Desktop, Laptop, PS5/PS4/Xbox Controller (UB500)
- TP-Link USB Bluetooth Adapter for PC, Bluetooth 5.3 Long Range Receiver, Plug and Play, Adjustable Antenna, Supports Windows 11/10/8.1/7 for Desktop, Laptop, PS5/PS4/Xbox Controller (UB500 Plus)

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*Product available on Desertcart Austria*
*Store origin: AT*
*Last updated: 2026-05-05*