4 Port Hub USB 2.0 Full Speed 40x faster than USB (Universal Serial Bus) 1.1 Specifically design for desktop use Triangular design for better accessibility Adhesive back sticks to any surface The triangular 4 port USB (Universal Serial Bus) 2.0 hub is designed so the USB (Universal Serial Bus) ports face upwards to enable better accessibility to the ports. The bottom of the hub has adhesive pads so it can stick to any surface making it skid proof. The hub can be used with both PC & Mac & has a recessed power port if your peripherals need additional power.