The ASUS PCE-AC56 is an 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 Turbo-QAM 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. The high-power design reduces wireless dead zones with 150% greater coverage. Specially designed heatsink ensures stable and reliable continuous operation. ASUS Ai-Radar 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.