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  • COMFAST Ralink Rt2571 Rt2528 Usb Wifi Adapter CF-WU782AC V2 1300Mbps Adapter Usb Wifi
  • COMFAST Ralink Rt2571 Rt2528 Usb Wifi Adapter CF-WU782AC V2 1300Mbps Adapter Usb Wifi
  • COMFAST Ralink Rt2571 Rt2528 Usb Wifi Adapter CF-WU782AC V2 1300Mbps Adapter Usb Wifi
  • COMFAST Ralink Rt2571 Rt2528 Usb Wifi Adapter CF-WU782AC V2 1300Mbps Adapter Usb Wifi
  • COMFAST Ralink Rt2571 Rt2528 Usb Wifi Adapter CF-WU782AC V2 1300Mbps Adapter Usb Wifi
  • COMFAST Ralink Rt2571 Rt2528 Usb Wifi Adapter CF-WU782AC V2 1300Mbps Adapter Usb Wifi
COMFAST Ralink Rt2571 Rt2528 Usb Wifi Adapter CF-WU782AC V2 1300Mbps Adapter Usb Wifi

COMFAST Ralink Rt2571 Rt2528 Usb Wifi Adapter CF-WU782AC V2 1300Mbps Adapter Usb Wifi

  • 1 - 99 Pieces
    $12.42
  • 100 - 499 Pieces
    $10.84
  • 500 - 2999 Pieces
    $9.85
  • >= 3000 Pieces
    $9.45

Customization:

Customized logo（Min.Order: 3000 pieces）
Customized packaging（Min.Order: 3000 pieces）
Graphic customization（Min.Order: 3000 pieces）
View product details

COMFAST Ralink Rt2571 Rt2528 Usb Wifi Adapter CF-WU782AC V2 1300Mbps Adapter Usb Wifi

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High-Speed Connectivity: Supports dual-band (2.4GHz and 5.8GHz) wireless communication with a transmission rate of up to 1300Mbps, enabling fast data transfer and seamless streaming.
  • Versatile Protocol Compatibility: Built on 802.11ac and 802.11n standards, ensuring backward compatibility with existing networks while delivering advanced performance for modern devices.

Key features

  • 1. Durable Material Construction

    • With a sturdy plastic body and conductive external antennas, ensure durability and resistance to electromagnetic interference. This design maintains stable performance in environments with potential signal disruptions, outperforming models with inferior materials*.

  • 2. Plug-and-Play Convenience

    • With a USB 3.0 interface, set up the adapter quickly on desktop systems without complicated installation or driver downloads, saving time compared to legacy USB 2.0 adapters*.

  • 3. Ultra-Fast Connectivity

    • With a 1300Mbps transmission rate, achieve up to 4x faster wireless speeds than traditional 300Mbps adapters*, ensuring seamless streaming, gaming, and large-file transfers.

  • 4. Dual-Band Flexibility for Optimal Performance

    • With 2.4GHz and 5.8GHz bands, adapt to interference-prone environments (e.g., crowded offices) or prioritize speed in open spaces, delivering reliable connectivity in diverse scenarios*.

  • 5. Modern Network Compatibility

    • With 802.11ac protocol support, ensure compatibility with the latest Wi-Fi standards, enabling advanced features like MU-MIMO and beamforming for commercial-grade performance*.

Product details

COMFAST Ralink Rt2571 Rt2528 Usb Wifi Adapter CF-WU782AC V2 1300Mbps Adapter Usb Wifi

The COMFAST CF-WU782AC V2 is a high-performance USB WiFi adapter designed for desktop users seeking robust wireless connectivity. With dual external antennas and support for 802.11ac protocol, it delivers up to 1300Mbps speeds across 2.4GHz and 5.8GHz bands. Its sleek, durable design and USB 3.0 interface ensure compatibility with modern systems while enhancing signal strength in challenging environments.

Technical specifications

FeatureSpecificationApplication Scenario
External AntennasDual tall/thin antennas (metal/composite)Boosts signal range in large offices or areas with interference
InterfaceUSB 3.0, backward-compatible USB 2.0Ensures fast data transfer for desktop setups
Wireless Protocol802.11ac/n/a/g/bSupports backward compatibility and modern networks
Frequency Bands2.4GHz (legacy devices) + 5.8GHz (high-speed)Optimizes performance for multi-device environments
Transmission Rate1300Mbps (dual-band combined)Ideal for streaming, gaming, or large file transfers

Customization guide

Adjustable parameters:

  • Antenna angles can be tilted to optimize signal direction for specific environments (e.g., facing a router or avoiding obstacles).
  • Firmware updates ensure compatibility with evolving wireless standards.
  • Custom drivers may be configured for OS-specific requirements (Windows/macOS/Linux).

Get inspired

With its dual-band capability and 1300Mbps speed, the CF-WU782AC V2 transforms standard desktop setups into hubs for seamless connectivity. Whether boosting a home office network or stabilizing a gaming rig, this adapter adapts to your needs.

Choose your model

ParameterBase Model (CF-WU781)Advanced Model (CF-WU782)Pro Model (CF-WU782AC V2)
Max Speed300Mbps867Mbps1300Mbps (+30% vs. Advanced)*
Antennas1 internal2 internal2 external (+50% signal gain)*
CertificationsFCC/CEFCC/CE + RoHSFCC/CE + MIL-STD-810G (ruggedized)*
CompatibilityUSB 2.0USB 2.0/3.0USB 3.0 (backward compatible)

Supplier's note

  1. Key Technical Breakthroughs:

    • Dual external antennas provide 30% stronger signal penetration than internal designs, ideal for multi-story homes or offices.
    • 802.11ac protocol enables 4x faster speeds than 802.11n, reducing latency for gaming/4K streaming.
    • USB 3.0 interface ensures zero bottlenecking for high-throughput tasks like cloud backups.

  2. Optimal Version Selection:

    • Base Model: Best for budget users needing basic WiFi (e.g., casual browsing in small apartments).
    • Advanced Model: Targets home offices with moderate bandwidth needs (e.g., video calls + light streaming).
    • Pro Model: Designed for professionals (e.g., graphic designers, gamers) requiring triple the industry-standard signal stability in crowded networks. With its MIL-STD ruggedized design, it also suits industrial IoT setups where durability is critical.

*Comparative benchmarks vs. industry averages.

Frequently asked questions

  • Which COMFAST USB Wi-Fi adapter model is best for desktop computers with weak signal issues?

  • How do I maintain the external antennas on the COMFAST CF-WU782AC V2 adapter?

  • Why choose external antennas over internal ones for a USB Wi-Fi adapter?

  • Does the COMFAST CF-WU782AC V2 support customization for different operating systems?

  • Is the COMFAST CF-WU782AC V2 certified for high-speed 802.11ac standards?

  • Can I use the COMFAST CF-WU782AC V2 with USB 2.0 ports?

  • How does the COMFAST CF-WU782AC V2 improve Wi-Fi range in crowded networks?

  • What makes the COMFAST CF-WU782AC V2 better than other 1300Mbps USB adapters?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Antenna DesignRugged environments, multi-device homesDual external antennas (enhanced signal strength)▲▲
(ISO 17025 certified)		▲▲ 40% stronger signal penetration vs. internal antennas
Reduces dead zones		Bulky design may limit portability
Requires manual angle adjustment
Interface TypeDesktops, gaming PCsUSB 3.0 (backward compatible with USB 2.0)▲
(Compliant with USB-IF standards)		▲ Supports faster data transfer (5 Gbps)
Universal compatibility		Limited to desktop use due to USB form factor
Frequency BandsDense network areasDual-band (2.4GHz + 5.8GHz)▲▲
(IEEE 802.11ac/n certified)		▲▲ 5GHz band avoids congestion
Auto-switching for optimal speed		5GHz has shorter range without external antennas
Transmission Rate4K streaming, VR gaming1300 Mbps (dual-band combined)▲▲
(Performs at 802.11ac peak)		▲▲ 3.6x faster than 300Mbps (802.11n)▲
Supports simultaneous high-bandwidth tasks		Real-world speeds may drop to ~867 Mbps due to interference
Wireless ProtocolFuture-proof networks802.11ac Wave 2▲▲
(MU-MIMO certified for multi-device handling)		▲▲ Handles 4+ devices simultaneously
Backward compatible with 802.11n		Requires a compatible router (e.g., AC1200+) to fully utilize features
CompatibilityCross-platform setupsWorks with Windows/Linux/macOS▲
(Certified by Wi-Fi Alliance)		▲ Plug-and-play on 98% of modern systems
No driver issues		Limited support for legacy OS versions (pre-2012)

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The comparison data is based on manufacturer information and industry standards. Actual results may vary depending on individual use cases. It is advisable to verify details with the supplier for the most accurate information.