LG BE12LU30. BD-R write speed: 12 x, DVD+R write speed: 16 x, DVD-R write speed: 16 x. DVD+R read speed: 16 x, DVD-R read speed: 16 x, DVD-R Dual Layer read speed: 12 x. Drive device, buffer size: 4 MB, Interface: USB 2.0 & eSATA. Dimensions (WxDxH): 163 x 50 x 260 mm, Weight: 1.5 kg