ASUS PCE-AC56 Dual-band Wireless-AC1300 PCI-E adapter is an 802.11ac Wi-Fi PCI Express adapter that upgrades your desktop PC to leading 802.11ac wireless that delivers wireless speeds 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 external magnetized antenna base gives you more flexibility for adjusting antenna placement to get the best signal reception. With its PCI Express interface, 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. With its external, magnetic antenna, attach it where you please and enjoy the strongest wireless performance. PCE-AC56 uses Broadcom’s 5th generation Wi-Fi 802.11ac chipset to give you speeds of up to 867 Mbps through the 5 GHz band—3 times faster than 802.11n Wi-Fi. It maintains full backward compatibility with all previous Wi-Fi protocols for 2-way high performance transmission and seamless connections to your existing router.