About: usb mass storage

Premodifier: usb mass
Head noun: storage

Same concepts
http://dbpedia.org/resource/USB_mass_storage_device_class

Broader concepts

label	provenance	confidence
usb device	isap:269985212	0.647481
protocol	isap:50391712	0.432116

Narrower concepts

label	provenance	confidence
ipod	isap:12070929	0.249365