MERCUSYS MW300UM/ 300Mbps Wireless N USB Adapter
SKU: MW300UM/Networking › Routers & Access Points
฿205
Price includes 7% VATPrice updated November 1, 2026
In stock28 units1 year manufacturer's warranty
For orders placed before 12:00 on a business day; weekends excluded
GenuineFree delivery from ฿5,000Tax invoice
Compact wireless USB adapter supporting Wi-Fi 4 (802.11n) with a maximum speed of 300 Mbps, easy to use with any computer that has a USB port
Key features
- Supports Wi-Fi 4 (802.11n) with a maximum speed of 300 Mbps
- Compact and portable, ready to use immediately
- Supports Windows, macOS, and Linux operating systems
- Compatible with standard USB ports
- No additional drivers required on main operating systems
Product description
MERCUSYS MW300UM/ is a compact wireless USB adapter that enhances Wi-Fi connectivity for notebooks or desktop computers lacking built-in wireless network ports. It supports Wi-Fi 4 (802.11n) with a maximum speed of 300 Mbps, ensuring smooth data transfer. Ideal for home and office use, its compact size makes it highly portable and ready to use immediately without installing additional drivers on most operating systems.
Pros and limitations
Pros
- Compact and portable, ready to use immediately
- Supports Wi-Fi 4 with a maximum speed of 300 Mbps
- Works across multiple operating systems without requiring additional driver installation
- Easy to connect and use, no extra components needed
- Designed for reliable performance in both home and office environments
Limitations
- Supports only 2.4 GHz frequency, not compatible with 5 GHz
- Maximum speed of 300 Mbps may not be sufficient for intensive tasks such as 4K streaming or high-level online gaming
Who it is for
Ideal for users who need to add Wi-Fi connectivity to computers without wireless ports, or as an alternative to wired LAN connection
Connectivity
USB 2.0
Specifications (13)
- Weight
- 15 g
- Antenna
- Built-in
- Standard
- Wi-Fi 4 (802.11n)
- Warranty
- 1 year
- Dimensions
- 65 x 20 x 10 mm
- USB Version
- 2.0
- Certification
- FCC, CE, RoHS
- LED Indicator
- Power LED
- Maximum Speed
- 300 Mbps
- Frequency Band
- 2.4 GHz
- Connection Type
- USB 2.0
- Power Consumption
- 500 mW
- Operating System Compatibility
- Windows 10/8.1/8/7, macOS 10.12 or later, Linux
Compatibility
Windows 10/8/7/XP, macOS 10.7-10.14
Datasheets and manuals straight from the manufacturer — select a document to open or download it.
12 questions
Frequently asked questions about this product
Compiled from manufacturer information
Does MERCUSYS MW300UM/ support Wi-Fi 5 or 6?
Does not support Wi-Fi 5 (802.11ac) or Wi-Fi 6 (802.11ax) as it only supports the Wi-Fi 4 (802.11n) standard at 2.4 GHz frequency
Can it be used with a notebook that has no Wi-Fi?
Yes, this adapter connects via standard USB ports, so it can be used with notebooks lacking built-in Wi-Fi. Simply plug in and use immediately
Do I need to install additional drivers?
No additional drivers are required for main operating systems such as Windows, macOS, and Linux that support USB Wi-Fi automatically. However, if issues occur, drivers can be downloaded from the MERCUSYS website
Can it be used with a 5 GHz network?
No, as this adapter only supports 2.4 GHz frequency and cannot connect to 5 GHz Wi-Fi networks
How many computers without Wi-Fi can it be used on?
Works with any device that has a USB 2.0 or higher port, including notebooks, desktops, and systems running Linux or macOS
Does it have an LED indicator?
Yes, it features an LED indicator showing connection status. The LED lights up when a network connection is successfully established, allowing immediate status check
Can it be used with USB-C devices?
Yes, even though it is USB 2.0, it can be used with USB-C devices by using a USB-C to USB-A adapter or on devices with a matching USB-A port
Is it in stock?
The MERCUSYS MW300UM/ 300Mbps Wireless N USB Adapter is in stock and ready to ship. Orders placed before 12:00 on a business day are delivered within 1–3 business days (Bangkok and vicinity) or 2–5 business days (other provinces). Order online at store.gist.co.th or contact our sales team at 092-251-4017.
How much does it cost?
The price is ฿205 (including 7% VAT). It is in stock and ready to ship. Business customers can request a quotation at sales@gist.co.th.
How long is the warranty?
Warranty period: 1-year warranty (manufacturer's terms). To make a warranty claim, call 092-251-4017 or 065-523-5262, or email sales@gist.co.th (Mon–Fri 9:00–18:00), then send the product with your order number to our head office, or bring it to the head office in person.
How long does delivery take?
Orders placed before 12:00 on a business day are delivered within 1–3 business days (Bangkok and vicinity) or 2–5 business days (other provinces). Free delivery on orders of ฿5,000 or more (a ฿150 delivery fee applies below this amount).
Is it genuine?
Genuine products sourced from distributors in Thailand, covered by the manufacturer's warranty. Full tax invoices are available.
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Genuine products
Sourced from distributors in Thailand and covered by the manufacturer's warranty
Warranty period
1-year warranty
Covered by the manufacturer's warranty; you can make claims through GIST
Claims through GIST
Ship the product to our head office or bring it in person
Warranty conditions
- A receipt or other proof of purchase is required
- The product must not have been modified or altered
- Damage caused by misuse is not covered by the warranty
- To make a warranty claim, call 092-251-4017 or 065-523-5262, or email sales@gist.co.th (Mon–Fri 9:00–18:00), then send the product with your order number to our head office, or bring it to the head office in person.Head office: 554 Sky Nine Center, Floor 12A, Room 554/62, Asok-Din Daeng Road, Din Daeng Subdistrict, Din Daeng District, Bangkok 10400
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Price
฿205