The ASUS PCE-AC56 AC1300 Dual-band Wireless-AC PCI-E Adapter is a high-speed wireless network card designed for computers. It provides a maximum data rate of 900 Mbps and includes two external antennas for improved signal strength. Compatible with a variety of devices and operating systems, this PCIe 1x form factor adapter from ASUS is a reliable choice for enhancing your computer's networking capabilities. With a sleek design and easy installation, this wireless card is a great addition to any system in need of improved internet connectivity.