4 USB 3.0 Hub Ports ExtensionWith built-in 4 extra USB 3.0 Hub ports on the side of the dual monitor stand, it allows for easier and more connection to your USB devices. Support data transfer and gets fast data access to your flash driver, mobile phones, iPad, keyboard and other devices. Please take a note: The USB ports do NOT support charging! Great Christmas gift for men. 2 Tiers Storage Space SaverFeatured 2 tiers storage design, the double monitor riser adds extra space for your desktop. Its super handy for you to store computer accessories and office supplies underneath your monitor within easy reach. The computer monitor stand keeps your desk clean and organized. Say "Goodbye" to the clutter desktop. Sturdy and Durable MetalThis dual monitor stand for desk is made of high-quality metal with solid built. It has professional reinforcement structure under the panel to assure good stability. The monitor riser stand can accommodate two 27 inch monitors