Brands Guides About
Microsoft M49-00001 Broadband Ethernet Notebook Adapter — main product image
Microsoft

Microsoft M49-00001 Broadband Ethernet Notebook Adapter

Seamless Network Connectivity for Your NotebookThe Microsoft M49-00001 Ethernet Notebook Adapter allows you to quickly and securely connect your notebook to a wired network. Share broadband connections, files, and printers with ease, making it ideal for home or small office use. Specifications: ...

$14.66*
Check availability

*Price sourced from Amazon.com. Last updated:Jul 13, 2026.Price and availability are subject to change.

Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.

Notice a mistake? Let Us Know

Overview

Seamless Network Connectivity for Your Notebook

The Microsoft M49-00001 Ethernet Notebook Adapter allows you to quickly and securely connect your notebook to a wired network. Share broadband connections, files, and printers with ease, making it ideal for home or small office use.

Specifications:

  • Brand: Microsoft
  • Model: M49-00001
  • Type: Ethernet Notebook Adapter
  • Connectivity: 10/100 Ethernet
  • Interface: PC Cardbus (32-bit)
  • Compatibility: Windows 98, 98 SE, Me, 2000 Professional, XP Professional, XP Home Edition
  • Features: Hot-swapping support, Microsoft Broadband Network Utility

Key Features

Easy-to-use Setup Wizard, 10/100 Mbps

Strong security features, including a built-in firewall, Network Address Translation (NAT), and default 128-bit wireless security (WEP)

Universal Plug and Play for seamless UPnP applications, such as voice messaging, video messaging, and games

Connects to a laptop computer through the PC Card slot

Model number MN-120

Specifications

Connectivity
PC Card slot
Speed
10/100 Mbps
Security Features
Built-in firewall, NAT, 128-bit WEP
Special Features
Easy-to-use Setup Wizard, Universal Plug and Play
Model Number
MN-120

Pros & Cons

👍 Pros

  • This Ethernet adapter offers broad compatibility for seamless integration with laptop computers via the PC Card slot.
  • Its integrated setup wizard simplifies the installation process, allowing for quick and easy deployment.
  • The adapter provides strong security features, including a built-in firewall, to protect network connections.
  • Network Address Translation (NAT) is included, offering an additional layer of security for connected devices.
  • The device supports Universal Plug and Play (UPnP), which can enhance performance for real-time applications like voice and video messaging.

👎 Cons

  • The adapter connects via a PC Card slot, which may not be compatible with newer laptop models lacking this legacy port.
  • The specified wireless security is WEP, an older standard that is less secure than modern encryption protocols.
  • Data transfer speeds are limited to 10/100 Mbps, which is slower than current Gigabit Ethernet standards.
  • The device is specifically designed for notebooks, potentially limiting its use with other types of computers.
  • Only 128-bit wireless security (WEP) is mentioned, suggesting a lack of support for more robust current wireless encryption.

Frequently Asked Questions

The Easy-to-use Setup Wizard guides users through the installation steps, making the process of connecting the adapter to a network straightforward and efficient.
This adapter connects to a laptop computer through its PC Card slot, which is a common interface on older notebook models.
The product features indicate default 128-bit wireless security (WEP), which is an older standard; newer, more robust protocols like WPA2 or WPA3 are not mentioned.
Universal Plug and Play on this adapter enables seamless operation of UPnP applications such as voice messaging, video messaging, and games, potentially improving their connectivity and performance.
The Microsoft M49-00001 Broadband Ethernet Notebook Adapter supports speeds of 10/100 Mbps, which is suitable for basic internet use and local network transfers.

Related Products