TP-Link UB400 Interface Cards / Bluetooth Adapter

UB400 Bluetooth USB adapter enables computers and laptops without built-in Bluetooth to connect to Bluetooth devices. The nano-sized USB dongle provides a simple way to add Bluetooth functionality for wireless headsets, speakers, mice and keyboards, supporting a reliable connection up to 10 m.

Advantages

The UB400 offers plug-and-play compatibility with Windows 8, Windows 8.1 and Windows 10, requiring no driver installation for these systems. Its ultra-compact, low-profile design can remain inserted in a USB port during travel or everyday use. The adapter supports stable audio and data transmission within a broad operating range for convenient wireless use.

Key specifications

• Interface: USB nano adapter
• Compatible OS: Windows 8, Windows 8.1, Windows 10 (plug and play)
• Range: up to 10 m transmission distance
• Form factor: ultra-small / low-profile nano design
• Use cases: Bluetooth headsets, speakers, mice, keyboards

How to use

Insert the UB400 nano USB adapter into an available USB port on a compatible Windows 8/8.1/10 computer. The system should recognize the adapter automatically; once detected, open Bluetooth settings on your computer and pair the desired Bluetooth device following the usual pairing procedure. Leave the adapter in the USB port for continuous availability.

Recommendations

For reliable wireless audio and peripheral connections keep the paired Bluetooth device within the recommended range (up to 10 m) and avoid physical obstacles or strong radio interference between the adapter and the device.