Show or Display (some) Blu Ray drive capabilities in Ubuntu/Linux

1) Download and install Nero Linux 4 (trial available)
2) nerocmd --list-drives (lists drives .. see first and second columns for drive id)
3) nerocmd --drive=1,0 --info=drive (where drive ID here is 1,0)

Sample output:
Device name : MATSHITA BD-MLT UJ240AF
Device id : 0
Host adapter number: 1
Host adapter name : unknown
Firmware Revision : 1.00
Underrun protection: supported
Drive buffer size : 2048 bytes
Mandatory BUP speed: none
Device type : WORM

Writeable media : CD-R/RW, DVD R/RW, DVD DL, DVD-RAM, BD-R/RE, BD DL
CD write speeds : 8, 24
Base speed in KB/s : 150
Readable media : CD-R/RW, DVD R/RW, DVD DL, DVD-RAM, BD-R/RE, BD DL
CD read speeds : 1, 2, 4, 8, 12, 16, 24
Base speed in KB/s : 150

Capabilities:
- Can write in Disc-at-once
- Reads CD TEXT
- Writes variable pauses in Track-at-once
- Writes CD TEXT in Disc-at-once
- Has a buffer underrun protection feature
- Can write DVD+VR
- Supports Layer Jump for DVD-R DL
- Supports Overburn
- Can write in UltraRaw 96
Ok.