650Mbps USB Wireless Adapter

CF-811AC V3 is a mini 650 Mbps dual-band driver-free wireless adapter that supports both 2.4 GHz and 5.8 GHz frequency bands. You can freely switch between the two bands for a cleaner and smoother online experience. Its compact design makes it convenient for both everyday use and on-the-go needs. It functions as a standard Wi-Fi adapter, and when no router is available, it can also operate in SoftAP mode to create a wireless hotspot.

  • Compact striped design with premium imported ABS material, heat-resistant and pressure-resistant
  • RTL8811CU chipset for stable performance
  • Dual-band connectivity delivering up to 650 Mbps for more stable signal transmission
  • USB 2.0 interface for efficient data transfer
  • Wi-Fi status indicator for easy operation monitoring
  • Supports IEEE 802.11a/b/g/n/ac standards
  • Driver-free on Windows 7/10/11 for true plug-and-play
  • Broad compatibility with Windows XP/7/8/8.1/10/11
  • Enhanced security encryption, supporting WPA3 for safer network protection

Contact Us

Online Service

Service hours: Mon-Fri 9:00-12:00, 13:30-18:30 (excluding holidays)

Product Repair

Repair Address

9th Floor, Building H, Huanan Digital Valley, No.1Huanan Road, Longhua District, Shenzhen, China

Telephone

Phone: 86-755-83790059
ZIP/Postal code:518109

Service Time

Monday to Friday
9:00-12:00,13:30-18:30

描述

*The product images and demonstration scenarios on this page are for illustrative purposes only and may have slight differences from the actual product. Please refer to the physical product for accuracy. *The data on this page are theoretical values obtained from COMFAST’s internal laboratory under specific testing conditions. Actual usage may vary due to individual product differences, software versions, usage conditions, and environmental factors. Please refer to real-world usage for accurate representation. *To provide as accurate product information, specifications, and features as possible, COMFAST may periodically adjust and revise the text descriptions, image effects, and other content on this page to ensure alignment with actual product performance, specifications, packaging, and accessories. Should such adjustments or revisions become necessary, no prior notice will be provided.
Hardware Specification RTL8811CU
Wireless standard IEEE802.11a/b/g/n/ac
Antenna Built-in 2dBi Antenna
Application Desktop/notebook
USB Port USB2.0
Wireless Rate 11b: 1/2/5.5/11Mbps:11g: 6/9/12/18/24/36/48/54Mbps
11n: 200Mbps:11ac: 433Mbps
Encryption WPA-WEP/WPA-PSK/WPA2-PSK/WPA3
Support OS Support Windows xp/7/8/8.1/10/11 system,Where Windows
7/10/11 is drive-free.
Other Functions Simulate AP
Physical Features Plastic shell, Size: 16mm*8mm*29.3mm
Indicator light Working status indicator
Working Environment Working Temperature: 0℃~40℃
Storage Temperature: -40℃~70℃
Working Humidity: 10%~90%RH Non-condensing
Storage Humidity: 5%~90%RH Non-condensing

Be Familiar With Quickly

Follow the guide quickly

Initial video configuration

How Often Should l Replace My Home Router?

Product Video

Frequently Asked Question

650Mbps USB Wireless Adapter

CF-811AC V3 is a mini 650 Mbps dual-band driver-free wireless adapter that supports both 2.4 GHz and 5.8 GHz frequency bands. You can freely switch between the two bands for a cleaner and smoother online experience. Its compact design makes it convenient for both everyday use and on-the-go needs. It functions as a standard Wi-Fi adapter, and when no router is available, it can also operate in SoftAP mode to create a wireless hotspot.

  • Compact striped design with premium imported ABS material, heat-resistant and pressure-resistant
  • RTL8811CU chipset for stable performance
  • Dual-band connectivity delivering up to 650 Mbps for more stable signal transmission
  • USB 2.0 interface for efficient data transfer
  • Wi-Fi status indicator for easy operation monitoring
  • Supports IEEE 802.11a/b/g/n/ac standards
  • Driver-free on Windows 7/10/11 for true plug-and-play
  • Broad compatibility with Windows XP/7/8/8.1/10/11
  • Enhanced security encryption, supporting WPA3 for safer network protection

Contact Us

Online Service

Service hours: Mon-Fri 9:00-12:00, 13:30-18:30 (excluding holidays)

Product Repair

Repair Address

9th Floor, Building H, Huanan Digital Valley, No.1Huanan Road, Longhua District, Shenzhen, China

Telephone

Phone: 86-755-83790059
ZIP/Postal code:518109

Service Time

Monday to Friday
9:00-12:00,13:30-18:30

描述

*The product images and demonstration scenarios on this page are for illustrative purposes only and may have slight differences from the actual product. Please refer to the physical product for accuracy. *The data on this page are theoretical values obtained from COMFAST’s internal laboratory under specific testing conditions. Actual usage may vary due to individual product differences, software versions, usage conditions, and environmental factors. Please refer to real-world usage for accurate representation. *To provide as accurate product information, specifications, and features as possible, COMFAST may periodically adjust and revise the text descriptions, image effects, and other content on this page to ensure alignment with actual product performance, specifications, packaging, and accessories. Should such adjustments or revisions become necessary, no prior notice will be provided.
Hardware Specification RTL8811CU
Wireless standard IEEE802.11a/b/g/n/ac
Antenna Built-in 2dBi Antenna
Application Desktop/notebook
USB Port USB2.0
Wireless Rate 11b: 1/2/5.5/11Mbps:11g: 6/9/12/18/24/36/48/54Mbps
11n: 200Mbps:11ac: 433Mbps
Encryption WPA-WEP/WPA-PSK/WPA2-PSK/WPA3
Support OS Support Windows xp/7/8/8.1/10/11 system,Where Windows
7/10/11 is drive-free.
Other Functions Simulate AP
Physical Features Plastic shell, Size: 16mm*8mm*29.3mm
Indicator light Working status indicator
Working Environment Working Temperature: 0℃~40℃
Storage Temperature: -40℃~70℃
Working Humidity: 10%~90%RH Non-condensing
Storage Humidity: 5%~90%RH Non-condensing

Be Familiar With Quickly

Follow the guide quickly

Initial video configuration

How Often Should l Replace My Home Router?

Product Video

Frequently Asked Question