This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all relevant accessories, a minimum 90-day warranty, and may arrive in a generic box. Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon.com Supports 802.11ac standard - the next generation of Wi-Fi Simultaneous 2.4GHz 450Mbps and 5GHz 1300Mbps connections for1.75Gbps of total available bandwidth Dual USB Ports - easily share a printer locally and files & media with networked devices or remotely via FTP server Guest Network Access provides secure Wi-Fi access for guests sharing your home or office network