LG GP57EW40 White

This external DVD burner by LG is a reliable add-on for all ultrabooks and laptops without their own drives. You can easily store it or take it with you wherever you go. The external burner is powered through a USB 2.0 slot, so there is no need for an additional adapter. The LG GP57EW40 supports reading and writing of all common CD and DVD formats. The burner is compatible with Mac devices and supports M-DISC technology. 

Additional information:

Basic Data:
Interface: USB 2.0
Dimensions: 144×14×137.5mm
Weight: 210g
Compatibility: Win and iMAC

Reading:
DVD-R/RW/ROM: 8×/8×/8×
DVD+R DL: 8×, DVD-R DL: 6×
DVD-RAM: 5x
DVD-Video (CSS): 4x max. (Single/Dual Layer)
DVD+R/+RW/Double: 8×/8×
CD-R/RW/ROM: 24×/24×/24×
CD-DA (DAE): 24×

Writing:
DVD-R (SL/DL): 2× CLV, 4× ZCLV, 6× ZCLV
DVD-RW: 1×, 2×, 4×, 6× ZCLV
DVD-RAM: 2×, 3×, 5× PCAV
DVD+R: 2,4×, 4× ZCLV, 8× CAV
DVD+R Double Layer: 2,4× CLV, 4× ZCLV, 6× ZCLV
DVD+RW: 2,4×, 3×, 4×, 8× ZCLV
CD-R:24× ZCLV