MERCUSYS USB Bluetooth adapter 5.4 MA550H MGS0000030575

Features of the Mercusys Bluetooth 5.4 USB Adapter MA550H
The **Mercusys MA550H** is a USB adapter featuring **next-generation Bluetooth 5.4 technology**, designed to provide faster, more stable, long-range wireless connectivity. Thanks to its **high-performance multidirectional antenna**, it significantly improves signal reception and range, making it an ideal solution for users who want to connect multiple Bluetooth devices to their PC with a smooth, uninterrupted experience.
Bluetooth 5.4: modern, efficient connectivity
The adapter features **Bluetooth 5.4 technology**, which significantly outperforms earlier versions in speed, stability and compatibility. This means faster connections, seamless pairing and lower latency for devices such as headphones, game controllers and office peripherals.

Up to 2 times faster than Bluetooth 4.2
Compatible with up to 7 devices simultaneously
Backward compatible with earlier Bluetooth versions

Long-range external antenna
The **adjustable external antenna** provides improved wireless coverage, ideal for large rooms or environments with obstacles. Its multidirectional design lets you position the antenna to optimise the signal according to the location of the connected device.

High-performance multidirectional antenna
Greater range and connection stability
Ideal for file transfers, high-quality audio or lag-free gaming

Low power consumption and stable connection
The MA550H also supports **Bluetooth Low Energy (BLE)**, a feature that reduces power consumption by maintaining continuous connections without draining the battery of connected devices. In addition, **EDR (Enhanced Data Rate)** technology enables more efficient, uninterrupted data transmission.

Bluetooth Low Energy (BLE) for energy savings
EDR function to improve speed and stability
Ideal for continuous connection to wireless peripherals

Easy installation and broad compatibility
The adapter is **compatible with Windows 11, 10, 8.1 and 7**. For older systems such as Windows 7, simply download the driver from the Mercusys support centre. A quick installation guide is included for easy setup.

Compatible with Windows 11 / 10 / 8.1 / 7
Quick installation with guide included
Drivers available on the website for Windows 7

Other specifications

Interface: USB
Dimensions: 55.8 × 16.8 × 150.5 mm
Operating temperature : 0°C ~ 40°C
Volume (m ³): 0.0003