UGREEN CM448 USB Adapter / External Network Adapter, 2.4GHz (black)

UGREEN CM448 USB Adapter / External Network Card

Need a quick way to bring Wi-Fi back to your laptop or desktop? The UGREEN CM448 is a compact USB Wi-Fi adapter designed for users who want a clean, cable-free setup and reliable wireless performance. It supports both 2.4GHz and 5GHz bands, offering fast, stable connectivity for everyday browsing, streaming, file transfers, and more. Thanks to its compact size, it is also a great choice for mobile use at home, at work, or on the go.

Fast dual-band wireless connection

Enjoy smoother and more dependable Internet access with dual-band support. The adapter works on both 2.4GHz and 5GHz networks, helping you choose the right balance between range and speed. It supports transfer rates up to 650 Mbps, making it a practical solution for watching videos, browsing social media, downloading files, and reducing delays during everyday online use.

• Dual-band Wi-Fi: 2.4GHz + 5GHz
• Up to 650 Mbps total wireless speed
• Great for browsing, streaming, and file transfers
• Helps reduce lag and unstable connections

Receiver and transmitter in one device

The UGREEN CM448 can work not only as a Wi-Fi receiver, but also as a transmitter. Use it to connect your computer to a wireless network or turn your device into a home hotspot to share Internet access with family members or guests. This makes it a versatile accessory for hobby setups, home offices, and everyday computing.

Note: Transmitter/hotspot mode requires appropriate software installation.

• Works as both a signal receiver and transmitter
• Can help create a home Wi-Fi hotspot
• Useful for desktops and laptops without built-in wireless support

Wide compatibility

This USB Wi-Fi adapter is compatible with many popular operating systems, making it easy to use with a wide range of computers. It supports Windows 7 / 8 / 8.1 / 10, Mac OS 10.11-10.15, and Linux, so you can upgrade your wireless connectivity without replacing your hardware.

Note: Proper driver installation is required for correct operation.

• Compatible with Windows, Mac OS, and Linux
• Ideal for upgrading older laptops and desktop PCs
• Easy way to add wireless functionality through USB

Stable performance with smart design

Inside the compact housing, the adapter features an RTL8811CU chip responsible for stable and efficient operation. A built-in LED indicator lets you quickly check the device status at a glance, while the internal PIFA antenna supports reliable wireless signal reception.

• RTL8811CU chip for stable performance
• Built-in LED indicator for quick status checks
• PIFA Wi-Fi antenna for dependable signal handling

Compact, portable, and easy to carry

The UGREEN CM448 is lightweight, pocket-sized, and ready to travel with you anywhere. Slip it into a backpack, laptop bag, or even a pocket and keep wireless access within easy reach. Its anti-slip housing helps protect the device and adds a more comfortable grip during everyday use.

• Compact size for travel and everyday carry
• Lightweight and easy to store
• Anti-slip housing for improved grip and added protection

Key features

• Brand: UGREEN
• Model: CM448
• USB port: USB 2.0
• Chipset: RTL8811CU
• Wi-Fi antenna: PIFA
• Supported frequencies: 2.4GHz / 5GHz
• Wireless standards: IEEE 802.11 b/g/n, IEEE 802.11 a/ac
• Transfer speed: 2.4GHz: 200 Mbps; 5GHz: 433 Mbps
• Transmission power: ≤20 dBm
• Security: WPA-PSK, WPA2-PSK, WPA/WPA2-PSK, 64/128 WEP
• Compatibility: Windows, Mac OS, Linux
• Dimensions: 19 × 40 × 9 mm