The Linksys WUSB6300 Dual-Band AC1200 Wireless-AC USB 3.0 Adapter is a brand new and sealed product designed to provide high-speed wireless connectivity to a PC. With a maximum downstream data rate of 867Mbps, this USB adapter offers fast and reliable internet access. Its dual-band technology ensures compatibility with various devices and networks, making it a versatile and efficient option for home networking and connectivity needs. Its sleek black design and easy USB 3.0 connectivity make it a convenient and practical choice for users looking to enhance their wireless capabilities.