AirStation™ HighPower N300 Open Source DD-WRT Wireless Router 

Buffalo’s AirStation HighPower N300 Open Source DD-WRT Wireless Router is a fast wireless solution, ideal for creating a high speed wireless home network and comes with DD-WRT pre-installed with a breadth of powerful features not normally found in similar routers.

AirStation HighPower N300 Open Source DD-WRT Wireless Router supports a great number of functionalities with simple setup and configuration. It offers advanced features and low-level device management, unlocking extensive capabilities and potential with increased network stability.



open source dd-wrt routerOPEN SOURCE DD-WRT ROUTER

AirStation HighPower N300 Open Source DD-WRT Wireless Router is a unique DD-WRT router powered by the leading open-source firmware, equipped with robust and high-performance features for custom configuration.

  • Intuitive interface helps you set up and connect in no time
  • Customizable advanced features allow to optimize wireless performance, security and routing options
  • Advanced features also include VPN endpoints, hot-spot sign in, VLAN and more


  • Open source DD-WRT pre-installed
  • Speeds up to 300 Mbps*
  • HighPower technology improves coverage and reduces or eliminates dead spots
  • Wireless security - AOSS/WPS support
  • Backward compatible with 802.11g/b/a devices
  • Configure as an Access Point or Wireless Bridge
  • Many DD-WRT capabilities such as OpenVPN, VLAN and full command-line root access, VPN passthrough, DNS caching, ability to create multiple SSIDs, Telnet and SSH root access and more

highpower technologyHIGHPOWER TECHNOLOGY

Buffalo's unique HighPower technology uses high-quality, optimized antennas and on-board power amplifiers to notably boost signal strength, greatly extending wireless range to fill in unwanted holes, bringing a brand new norm to how your network functions and how you utilize this enhanced wireless coverage. Upgrade any existing network with greater range and performance than competing 802.11n solutions and enjoy your digital content with confidence.

wireless securityWIRELESS SECURITY

AirStation HighPower N300 Open Source DD-WRT Wireless Router offers the best security standards available, featuring multi-level wireless encryption options to prevent unauthorized access and protect your important data.

Buffalo's AirStation One-touch Secure System™ (AOSS) eliminates the complexity, creating and maintaining the most secure wireless connection between devices possible, all with the simple push of a button. Within minutes, and in five "behind-the-scenes" steps, your AOSS enabled wireless clients and other devices will establish a secure connection with your Buffalo AirStation router.

backward compatibilityBACKWARD COMPATIBILITY

Easily upgrade your network from previous wireless standards, and maintain compatibility with existing adapters and devices.  AirStation HighPower N300 Open Source DD-WRT Wireless Router works with 11n,11g, 11b and 11a, offering greater performance and coverage.

wireless bridgeWIRELESS BRIDGE

Configure two or more AirStation HighPower N300 Open Source DD-WRT Wireless Routers to act as a standalone wireless bridge. Create a permanent, high-speed wireless link capable of speeds up to 300 Mbps and wirelessly extend the range of your network.


Buffalo AirStation Open Source DD-WRT Routers shipped after 3/1/2014 are factory pre-loaded with the open source version of DD-WRT. All development, firmware updates, technical and configuration support will be provided by DD-WRT and the DD-WRT community.


DD-WRT Tutorials

*300 Mbps is the maximum aggregate wireless signal rate derived from IEEE 802.11n standard specifications achievable using two streams of 150 Mbps each. Actual data throughput and range will vary depending upon network conditions and environmental factors, including volume of network traffic, building materials and construction and network overhead.


Wireless LAN Interface

Standards compliance IEEE 802.11n/g/b
Frequency range 2.4 GHz
Wireless security WPA2-PSK (AES), WPA-PSK (AES), WPA/WPA2-mixed (AES/TKIP), 128/64-bit WEP
Transmission method Direct Sequence Spread Spectrum (DSSS), OFDM, MIMO

Wired LAN/WAN Interface

Standards compliance IEEE 802.3/3u
Number of LAN ports 4 x RJ-45 ports, auto MDIX
Speed and flow control 10/100 Mbps (auto sensing)
Number of WAN ports 1 x RJ-45 ports, auto MDIX

Environmental and Power

Power consumption 10.2W max
Power supply External AC 100-240V universal, 50/60 Hz
Operating temperature 32-104°F (0-40°C)
Operating humidity 10-85% (non-condensing)


Dimensions 6.26 x 5.14 x 2.17 in
Weight 9.3 oz
Antenna (Tx x Rx) 2 x 2, internal
Setup utility OS support Windows® 10
Windows® 8 (32-bit/64-bit)
Windows® 7 (32-bit/64-bit)
Windows Vista® (32-bit/64-bit)
Windows® XP
Mac OS® X 10.4-10.8*
Box contents AirStation HighPower N300 Wireless Router
Ethernet cable
AC adapter
User manual
Quick setup guide
Extender setup guide
Connection guide for Android device
Security card
Warranty statement

*AOSS support requires use of Buffalo Client Manager software which is only compatible with Windows® systems. Some initial setup utilities only work with Windows systems.




    File Size Post Date Version OS Support Notes
2018-26-03 v24sp2 Build 30357 DD-WRT firmware update for WHR-300HP2D


    File Size Post Date Version OS Support Notes
2016-25-04 Quick Setup Guide for WHR-300HP2D


AirStation™ HighPower N300 Open Source DD-WRT Wireless Router