Directly access sound devices System policy prevents access to the sound devices no yes Directly access video capture devices System policy prevents access to video capture devices no yes Directly access optical drives System policy prevents access to optical drives yes yes Directly access DVB devices System policy prevents access to DVB devices no yes Directly access digital cameras System policy prevents access to digital cameras no yes Directly access scanners System policy prevents access to scanners no yes Directly access audio players System policy prevents access to audio players no yes Directly access Firewire IIDC devices System policy prevents access to Firewire IIDC devices no yes Directly access Firewire AVC devices System policy prevents access to Firewire AVC devices no yes