The CF-WR310N is a compact and portable 300Mbps USB-powered wireless range extender. Its unique reversible USB interface allows flexible power from adapters, power banks, or computers. Designed to eliminate WiFi dead zones, it extends coverage effortlessly in homes or offices for smooth streaming and stable connections on all your devices.
Sleek, sand-blasted finish for a tech aesthetic
Unique reversible USB port for hassle-free insertion
USB connector rotates 180 degrees for flexible use
Built-in high-gain smart antenna system
Extends wireless network at up to 300Mbps
Flexible USB power from various sources
Low power consumption, energy-efficient and low radiation
Wide compatibility with mainstream router brands
Compact and lightweight design saves space
9th-10th Floor, Building H, Huanan Digital Valley, No.1Huanan Road, Longhua District, Shenzhen, China
Phone: 86-755-83790059
ZIP/Postal code:518109
Monday to Friday
9:00-12:00,13:30-18:30



*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.
| Product Model | WR310N |
| Antenna | 2*2dBi Internal Antenna |
| Wireless Standard | IEEE802.11b/g/n |
| Transmission Rate | 11b: 1/2/5/5.11Mbps 11g: 6/9/12/18/24/36/48/54Mbps 11n: 300Mbps |
| RF Parameters | Output Power (Max): 80mW(19dBm) Receiver Sensitivity (Min): -96dBm Frequency: 2.4~2.4835GHz |
| Button | 1*RST Button |
| Physical Ports | 1*Bi-directional USB Port |
| USB | Support |
| Indicator | Working Status Indicator |
| Channel Bandwidth | 20/40 MHz Auto |
| Encryption | WPA-PSK/WPA2-PSK WPA/WPA2 |
| Working Mode | Repeater |
| Case | Plastic Case (ABS Material) |
| Physical Features | Size: 121*28*10MM, Weight:26G |
| Working Environment | Working Temperature: 0℃~40℃ Storage Temperature: -40℃~70℃ Working Humidity: 10%~90%RH Non-condensing Storage Humidity: 5%~90%RH Non-condensing |
| Packing List | 1*Wireless Repeater 1*Installation Guide 1*Warranty Card |
The CF-WR310N is a compact and portable 300Mbps USB-powered wireless range extender. Its unique reversible USB interface allows flexible power from adapters, power banks, or computers. Designed to eliminate WiFi dead zones, it extends coverage effortlessly in homes or offices for smooth streaming and stable connections on all your devices.
Sleek, sand-blasted finish for a tech aesthetic
Unique reversible USB port for hassle-free insertion
USB connector rotates 180 degrees for flexible use
Built-in high-gain smart antenna system
Extends wireless network at up to 300Mbps
Flexible USB power from various sources
Low power consumption, energy-efficient and low radiation
Wide compatibility with mainstream router brands
Compact and lightweight design saves space
9th-10th Floor, Building H, Huanan Digital Valley, No.1Huanan Road, Longhua District, Shenzhen, China
Monday to Friday
9:00-12:00,13:30-18:30



*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.
| Product Model | WR310N |
| Antenna | 2*2dBi Internal Antenna |
| Wireless Standard | IEEE802.11b/g/n |
| Transmission Rate | 11b: 1/2/5/5.11Mbps 11g: 6/9/12/18/24/36/48/54Mbps 11n: 300Mbps |
| RF Parameters | Output Power (Max): 80mW(19dBm) Receiver Sensitivity (Min): -96dBm Frequency: 2.4~2.4835GHz |
| Button | 1*RST Button |
| Physical Ports | 1*Bi-directional USB Port |
| USB | Support |
| Indicator | Working Status Indicator |
| Channel Bandwidth | 20/40 MHz Auto |
| Encryption | WPA-PSK/WPA2-PSK WPA/WPA2 |
| Working Mode | Repeater |
| Case | Plastic Case (ABS Material) |
| Physical Features | Size: 121*28*10MM, Weight:26G |
| Working Environment | Working Temperature: 0℃~40℃ Storage Temperature: -40℃~70℃ Working Humidity: 10%~90%RH Non-condensing Storage Humidity: 5%~90%RH Non-condensing |
| Packing List | 1*Wireless Repeater 1*Installation Guide 1*Warranty Card |
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