UGREEN AX1800 Dual-Band Wireless USB Adapter (Wi-Fi 6) – CM499

The UGREEN CM499 is a WiFi 6 dual-band wireless USB adapter that brings next-generation wireless connectivity to desktop computers and older laptops. This adapter supports 802.11ax standard with combined speeds up to 1800 Mbps across 2.4GHz and 5GHz bands. Perfect for students participating in bandwidth-intensive online classes and business professionals requiring reliable connections for video conferencing and large file transfers.

Key Features & Benefits

• WiFi 6 (802.11ax) Technology: Delivers up to 40% faster speeds than WiFi 5 adapters and maintains performance even when multiple devices compete for bandwidth on the same network—crucial for shared workspaces and busy households.
• AX1800 Dual-Band Speed: Provides up to 574 Mbps on 2.4GHz for extended range and 1201 Mbps on 5GHz for high-speed transfers, letting you download large project files or stream 4K lectures without buffering interruptions.
• OFDMA & MU-MIMO Support: Handles multiple data streams simultaneously, reducing lag during video calls when family members or coworkers are also online, unlike older adapters that queue network requests.
• Enhanced Security Protocol: Supports WPA3 encryption standard for stronger network protection, safeguarding sensitive business documents and personal information from unauthorized access on public or shared networks.
• USB 3.0 High-Speed Interface: Connects via USB 3.0 for maximum throughput without bottlenecking the adapter’s WiFi 6 capabilities, ensuring your computer can fully utilize Gigabit-class wireless speeds.

Technical Specifications

Wireless Performance

• WiFi Standard: 802.11ax/ac/n/g/b (WiFi 6/5/4)
• Total Speed: Up to 1800 Mbps (AX1800)
• 5GHz Band: Up to 1201 Mbps (802.11ax)
• 2.4GHz Band: Up to 574 Mbps (802.11ax)
• Frequency: 2.4GHz and 5GHz dual-band concurrent

Interface & Design

• Connector: USB 3.0 Type-A (backward compatible with USB 2.0)
• Antenna: External high-gain antenna (adjustable)
• Chipset: High-performance WiFi 6 chipset
• Color: Black
• Form Factor: Desktop adapter with antenna

Advanced Features

• OFDMA: Yes (improved efficiency for multi-device networks)
• MU-MIMO: 2×2 (simultaneous data streams)
• Beamforming: Yes (targeted signal direction)
• Target Wake Time (TWT): Reduces power consumption
• BSS Coloring: Reduces interference in dense WiFi environments

Security & Encryption

• WPA3: Latest security protocol supported
• WPA2-PSK, WPA-PSK: Backward compatible
• Encryption: 64/128-bit WEP, AES

System Compatibility

• Windows: 11, 10 (64-bit recommended)
• Driver Installation: Required (CD included, downloadable online)
• USB Port Required: USB 3.0 recommended (works with USB 2.0)

Operating Conditions

• Operating Temperature: 0°C to 40°C
• Storage Temperature: -40°C to 70°C
• Humidity: 10% to 90% non-condensing

Use Cases & Applications

Desktop WiFi 6 Upgrades: Add cutting-edge wireless capability to desktop PCs built without WiFi cards. The UGREEN CM499 transforms wired-only computers into WiFi 6-ready workstations, future-proofing your setup for next-generation routers without motherboard upgrades.

Laptop Modernization: Replace outdated WiFi 5 or older wireless cards on laptops that can’t accommodate internal upgrades. Students can dramatically improve download speeds for course materials, research papers, and video lectures without purchasing new hardware.

Remote Work Optimization: Business professionals working from home benefit from stable, high-speed connections during simultaneous video conferences and cloud application usage. The WiFi 6 technology reduces dropouts when other household members stream content or attend virtual meetings.

Online Learning & Virtual Classrooms: Students participating in live-streamed lectures or uploading large assignment files experience fewer interruptions. The adapter’s MU-MIMO capability maintains connection quality even when roommates use the same network simultaneously.

Content Creation Workflows: Upload high-resolution videos, photography portfolios, or design projects to cloud storage services at significantly faster speeds. The 5GHz band’s 1201 Mbps capability reduces waiting time for creative professionals with deadline pressures.

Gaming Performance: Competitive gamers achieve lower latency and more stable connections compared to older WiFi standards. The external antenna allows position adjustment for optimal signal reception from routers located in other rooms.

High-Density Network Environments: The CM499 performs better in apartment buildings, dormitories, or coworking spaces where many WiFi networks overlap. WiFi 6’s BSS Coloring technology distinguishes between networks, reducing interference that plagues older adapters.

4K/8K Streaming: Stream ultra-high-definition content from services like Netflix, YouTube, or internal media servers without buffering. The bandwidth capacity handles multiple 4K streams simultaneously when other household devices share the network.

Large File Transfers: IT professionals, researchers, and students transferring multi-gigabyte datasets benefit from near-wired speeds wirelessly. Database backups, virtual machine images, and research data sets move faster than with previous WiFi generations.

Compatibility Requirements: This adapter requires USB 3.0 ports for optimal performance, though it functions with USB 2.0 at reduced speeds. Driver installation is mandatory on first use—download the latest drivers from UGREEN’s support website for best WiFi 6 compatibility. Your router must support WiFi 6 (802.11ax) to access the full speed benefits; the adapter works with older routers but operates at their maximum supported speeds. The external antenna requires adequate clearance—avoid positioning it inside desk grommets or tight spaces that block signal reception. For desktop computers, front-panel USB ports often provide better wireless reception than rear ports, especially when the computer case sits under a desk. Windows 10 version 2004 or later is recommended for full WiFi 6 feature support.