Mercusys MW300UH 300Mbps High Gain Wireless Antenna USB Adapter

Part: H000100

Full description below

The Mercusys MW300UH High Gain Wireless Antenna USB Adapter is ideal for upgrading your desktop or laptop to a 300Mbps Wi-Fi connection. The two 5dBi high gain antennas ensures stronger signal transmission and reception for a more stable Wi-Fi connection. The design of this antenna is perfect for placing on a table or positioned closer to the router as opposed to the traditional fixed USB antenna dongles.

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300Mbps High Gain Wireless USB Adapter

  • Provides fast 300Mbps Wi-Fi connections for wired devices
  • Two 5dBi high gain antennas deliver enhanced reception and transmission performance
  • With 2x2 MIMO, users can easily access to high-speed wireless connection
  • Supports Windows 10/8.1/8/7/XP (32/64bit)

Two High Gain 5dBi Antennas Leads to Maximized Range

MW300UH has two high-gain external antennas to ensure stronger signal transmission and reception, which helps users to gain a stable Wi-Fi connection across their home.

Desktop Design Greatly Avoids Signal Blocking

The cable makes it easy to find a spot for MW300UH in your workplace. Moreover, compared to the slot-inserted adapters, this design allow you to put it nearer to the router, in which way it can receive stronger signals.

Easy Setup

A friendly user interface on a CD for simple installation.

Operating System

Compatible with Windows 10/8.1/8/7/XP

Product Description

Mercusys (MW300UH) 300Mbps High Gain Wireless USB Adapter, 2 Antennas, 2x2 MIMO


USB 3.0

Max Signal Rate

300 Mbps

Dual Band


Wireless Standards

IEEE 802.11n, IEEE 802.11g, IEEE 802.11b

External Antenna


Antenna Type

2 x 5dBi high gain antennas


2.400 - 2.4835 GHz




113.2 x 63.8 x 21.7 mm (without antennas)
113.2 x 100.5 x 201.1 mm (with vertical antennas)



Environment (°C)

Operating temperature: 0C ~ 40C (32F ~ 104F)
Storage temperature: -40C ~ 70C (-40F ~ 158F)
Operating humidity: 10% ~ 90% Non-Condensing
Storage humidity: 5% ~ 90% Non-Condensing

Package Contents

High Gain Wireless USB Adapter
Quick Installation Guide
Resource CD
USB Cable (Micro USB to USB A)

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