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04W3767 - IBM WWAN Card Wireless Card for ThinkPad T420 T520 X220
- Enables cellular data connectivity (WWAN).
- Compatible with IBM ThinkPad T420, T520, X220.
- Provides internet access via cellular networks.
- Allows for mobile broadband connectivity.
- Facilitates remote work and connectivity outside Wi-Fi range.
- Typically requires a SIM card and a data plan.
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Product Overview
This is an IBM WWAN (Wireless Wide Area Network) Card designed for ThinkPad models T420, T520, and X220. It enables cellular network connectivity for internet access on the go.
Technical Information
| Technology | WWAN (Wireless Wide Area Network) |
| Compatibility | ThinkPad T420, T520, X220 |
Additional Specifications
| Function | Cellular Data Card |
Product Description
The IBM WWAN Card, identified by SKU "WWAN" and title "04W3767", is a specialized wireless communication module designed to provide cellular data connectivity for select IBM ThinkPad laptops, including the T420, T520, and X220 models. WWAN technology allows these laptops to connect to the internet and other networks using cellular signals, similar to how a smartphone connects to a mobile network. This capability is invaluable for users who need reliable internet access when Wi-Fi is unavailable or unreliable. By inserting a SIM card and subscribing to a mobile data plan, users can achieve mobile broadband connectivity, enabling them to work remotely, stay connected while traveling, or access online resources from virtually anywhere with cellular coverage. This significantly enhances the mobility and productivity of the ThinkPad. The card functions as a modem that communicates with cellular towers. It typically supports various cellular data standards, allowing for data transfer speeds that depend on the network provider and signal strength. The integration of a WWAN card transforms the laptop into a more versatile communication tool, extending its connectivity beyond traditional Wi-Fi and Ethernet.
