Then executing without -p parameters: # sg_inq /dev/sdc standard INQUIRY: PQual=0 Device_type=0 RMB=1 LU_CONG=0 version=0x06 [SPC-4] [AERC=0] [TrmTsk=0] NormACA=0 HiSUP=0 Resp_data_format=2 SCCS=0 ACC=0 TPGS=0 3PC=0 Protect=0 [BQue=0] EncServ=0 MultiP=0 [MChngr=0] [ACKREQQ=0] Addr16=0 [RelAdr=0] WBus16=0 Sync=0 [Linked=0] [TranDis=0] CmdQue=0 length=36 (0x24) Peripheral device type: disk Vendor identification: Kingston Product identification: DataTraveler 3.0 Product revision level: PMAP Unit serial number: 6B0FA64141C9