PCE-AC56 2x2 802.11ac Wifi AC1300 PCIe Adapter
  • Instant 802.11ac Wi-Fi upgrade for your desktop PC: no more messy Ethernet cables needed.
  • Next-generation 802.11ac chipset for super-fast connections up to 867 Mbps
  • Selectable dual-band 2.4 GHz/ 5 GHz operation, backwards-compatible with all existing devices
  • Broadcom® TurboQAM™ technology gives 33% faster 802.11n performance, with speeds up to 400 Mbps
  • High-power design reduces wireless dead zones with 150% greater coverage
  • Specially designed heatsink ensures stable and reliable continuous operation
PCE-AC56

The easy way to upgrade any desktop PC to super-fast next-generation 802.11ac Wi-Fi

The ASUS PCE-AC56 is a 802.11ac Wi-Fi PCI Express adapter which upgrades your desktop from tangle-some Ethernet cables to carefree industry-leading 802.11ac at up to 867 Mbps. Broadcom® TurboQAM™ technology super-charges 2.4 GHz 802.11n performance from 300 Mbps to 400 Mbps with compatible devices. Plus, the stylish external magnetized antenna base gives you more flexibility in adjusting antenna placement to get the best signal reception quality possible.



867/400 Mbps icon.

Fast Wi-Fi standard: 802.11ac

The PCE-AC56 uses Broadcom’s new 5th generation Wi-Fi 802.11ac chipset to reach speeds of up to 867 Mbps through the 5 GHz band, which is three times faster than 802.11n Wi-Fi. At the same time, it maintains full backward compatibility with all previous Wi-Fi protocols, providing high performance two-way transmission while ensuring a smooth transition to 802.11ac and seamless interconnection with existing devices.

ASUS PCE-AC56 uses Broadcom’s new WiFi 5chipset with speeds up to 867 Mbps
ASUS USB-AC56 extends and strengthens your wireless connection.
AiRadar icon.

Extend and strengthen your wireless connection

ASUS AiRadar intelligently strengthens wireless connectivity using 802.11ac beamforming technology, high power amplification, and exclusive ASUS RF fine-tuning. This ensures extended coverage, dynamic data speed increases, and enhanced stability.




150% wider signal coverage.

No more dead zones with 150% better coverage!

A powerful signal-boosting high-gain design gives the PCE-AC56 improved signal transmission that extends Wi-Fi range and coverage by up to 150% compared to generic client devices. This extended coverage minimizes the possibility of dead spots at any location, offering fast and uninterrupted HD streaming and smooth multiplayer gaming throughout the home or office.

*Verified by ASUS internal test. Actual performance may vary as a result of network conditions and environmental factors.

ASUS PCB-AC56 extends Wi-Fi range and coverage by up to 150%.
ASUS PCE-AC56 and aluminum heatsink product photo.

Instant Wi-Fi upgrade for desktops

With its PCI Express interface, the PCE-AC56 plugs into any motherboard to give your desktop an instant 802.11ac Wi-Fi upgrade, with access to speeds of up to 1.3 Gbps. As it connects directly to the motherboard, there are no messy cables to clutter your computing environment, and no dedicated power supply is required.

Stylish Aluminum heasink handles heat for extra stability

The added heatsink uses highly-conductive aluminum to remove heat from the chipset, ensuring greater reliability for non-stop operation. Lower temperatures translate into a more stable device in all climate conditions, even during hot summers, and greater stability means more consistent connectivity and longer product lifespan. Plus, the heatsink has been crafted for a stylish look, once more showing ASUS always goes beyond the spec.


ASUS AC products


Router Adapter
Model Name
AC1900
RT-AC68U
AC1750
RT-AC66U
AC1200
RT-AC56U
AC1900
PCE-AC68
AC1300
PCE-AC56
AC1300
USB-AC56
Data Rate 1900 Mbps 1750 Mbps 1167 Mbps 600 + 1300 Mbps 400 + 867 Mbps 300 + 867 Mbps
Antenna 3 external 3 external 4 internal high efficiency 3 external 2 external 1 external, 2 internal
Frequency 2.4G, 5G 2.4G, 5G 2.4G, 5G 2.4G, 5G 2.4G, 5G 2.4G, 5G
Encryption 64/128-bit WEP, WPA/WPA2-PSK, WPA/WPA2-Enterprise, WPS 64/128-bit WEP, WPA/WPA2-PSK, WPA/WPA2-Enterprise, WPS 64/128-bit WEP, WPA/WPA2-PSK, WPA/WPA2-Enterprise, WPS Radius with 802.1x 64/128-bit WEP, WPA/WPA2-PSK 64/128-bit WEP, WPA/WPA2-PSK 64/128-bit WEP, WPA/WPA2-PSK, WPS
Support OS Windows® 8, 7, Vista, XP, Server 2003, Server 2008, Mac OS X 10.1~10.8, Linux Windows® 8, 7, Vista, XP, Server 2003, Server 2008, Mac OS X 10.1~10.8, Linux Windows® 8, 7, Vista, XP, Server 2003, Server 2008, Mac OS X 10.1~10.8, Linux Windows® 8, 7, Vista, XP Windows® 8, 7, Vista, XP Windows® 8, 7, Vista, 2000 , XP , Mac OS X 10.1~10.8, Linux

Keep Up to Date!

Remember to always keep your device’s firmware up to date so you can benefit from the very latest service and security enhancements — and get exciting new features! Learn more about updating new firmware.

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