stefano@stefano-Aspire-1640Z:~$ lshw -C disk | grep cdrom -A 50 
WARNING: you should run this program as super-user.
WARNING: output may be incomplete or inaccurate, you should run this program as super-user.
stefano@stefano-Aspire-1640Z:~$ sudo lshw -C disk | grep cdrom -A 50 
[sudo] password for stefano: 
  *-cdrom
       description: DVD-RAM writer
       product: DVDRAM GSA-4082N
       vendor: HL-DT-ST
       physical id: 0.1.0
       bus info: scsi@0:0.1.0
       logical name: /dev/cdrom
       logical name: /dev/sr0
       version: HR02
       capabilities: removable audio cd-r cd-rw dvd dvd-r dvd-ram
       configuration: ansiversion=5 status=ready
     *-medium
          physical id: 0
          logical name: /dev/cdrom
  *-cdrom
       description: SCSI CD-ROM
       physical id: 0
       bus info: scsi@4:0.0.0
       logical name: /dev/cdrom1
       logical name: /dev/sr1
       capabilities: audio partitioned partitioned:mac
       configuration: status=ready
  *-disk
       description: SCSI Disk
       physical id: 1
       bus info: scsi@5:0.0.0
       logical name: /dev/sdb
       configuration: sectorsize=512