Quirky Spacebar POP Monitor Stand and 6-Port USB Hub, White (PSPBP-WH01) It can stow a keyboard up to 18"x1.5", has room up top to store small items, and supports up to 30.5 pounds weight (a 27" Apple iMac). It's got six USB ports: Four in the front that charge and sync + two that charge in the rear. It also includes one mini-USB port and one AC adapter port. Space Bar is simple and elegantly designed. It's made from shiny brushed aluminum with Apple-esque white accents.