Quirky Space Bar Desk Organizer with USB Ports (Aluminum ) Can stow a keyboard up to 18" long by 1.5" high and supports up to 20 pounds weight (the weight of a 21.5" Apple iMac). Six USB ports, four in the front and two in the back of the shelf. Also includes one mini-USB port and one AC adapter port. Includes AC Adapter and USB Cord