Especificações:

- Fabricante: LG
- Modelo: WH12LS39

- Buffer: 4MB

- Taxa de Transferência Máxima - Gravação:
- BD-R (SL/DL): 2x, 4x CLV, 6x, 8x, 10x PCAV, 12x CAV /2x, 4x CLV, 6x, 8x PCAV, 12x CAV
- BD-R (SL L to H): 2x, 4x CLV, 6x PCAV
- BD-RE (SL/DL): 2x CLV/ 2x CLV
- DVD-R: 2x, 4x CLV, 8x ZCLV, 8x, 12x PCAV, 16x CAV
- DVD-R DL: 2x, 4x CLV, 8x PCAV
- DVD-RW: 1x, 2x, 4x, 6x CLV
- M-DISC/+M: 4x CLV
- DVD-RAM: 2x, 3x CLV, 5x, 12x PCAV
- DVD+R: 2.4x, 4x CLV, 8x ZCLV, 8x, 12x PCAV, 16x CAV
- DVD+R DL: 2.4x, 4x CLV, 8x PCAV
- DVD+RW: 2.4x, 4x, 6x CLV, 8x ZCLV
- CD-R: 8x, 16x CLV, 24x, 32x, 40x PCAV, 48x CAV
- CD-RW: 4x, 10x, 16x CLV, 24x ZCLV

- Taxa de Transferência Máxima - Leitura: BD-ROM:
- BD-ROM: (SL/DL) 10x / 8x CAV
- BD-R: 6x CAV
- BD-R (SL/DL): 10x / 8x CAV
- BD-RE (SL/DL): 8x / 6x CAV
- BDMV: 4.8x CAV
- DVD-ROM (SL/DL): 16x / 12x CAV
- DVD-R (SL/DL): 16x / 12x CAV
- DVD-RW (SL): 12x CAV
- DVD+R (SL/DL): 16x / 12x CAV
- DVD+RW (SL/DL): 12x CAV
- DVD-RAM: 2x, 3x CLV, 5x, 12x PCAV
- DVD-Vídeo: 4.8x CAV (SL/DL)
- CD-R/RW/ROM: 48x / 40x / 48x CAV
- CD-DA (DAE): 40x CAV
- 80mm CD: 16x CAV

- Tempo de Acesso:
- BD-ROM: 180 ms typ.
- DVD-ROM: 160 ms typ.
- DVD-RAM: 180 ms typ.
- CD-ROM: 150 ms typ.

- Taxa de Sustentação:
- BD-ROM: 359.65 Mbits/s (10x) max.
- DVD-ROM: 22.16 Mbytes/s (16x) max.
- CD-ROM: 7,200 kB/s (48x) max.

- Taxa de Transferência Máxima:
- 1.5Gbps bits/s (10b side)
- 1.2Gbps bits/s (8b side)