kIOUSBHostConnectionSpeedLow The connected device runs at 1.5 megabits per second. DeclarationkIOUSBHostConnectionSpeedLow See AlsoGetting the Connection SpeedskIOUSBHostConnectionSpeedNonekIOUSBHostConnectionSpeedFullkIOUSBHostConnectionSpeedHighkIOUSBHostConnectionSpeedSuperkIOUSBHostConnectionSpeedSuperPluskIOUSBHostConnectionSpeedSuperPlusBy2kIOUSBHostConnectionSpeedCount