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. Fastest Wi-Fi standard: 802.11ac The PCE-AC56 uses Broadcoms 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. Extend and strengthen your wireless connection ASUS AiRadar intelli gently strengthens wireless connectivity using 802.11ac beam forming technology, high power amplification, and exclusive ASUS RF fine-tuning. This ensures extended coverage, dynamic data speed increases, and enhanced stability.