Panasonic VW-BN2 DVD Burner. CD write speed: 24 x, CD rewrite speed: 24 x, DVD-R write speed: 8 x. CD read speed: 24 x, DVD-R read speed: 8 x, DVD-R Dual Layer read speed: 6 x. Data transfer rate (max): 480 Mbit/s, Drive device, transfer rate: 12 MB/s. Dimensions (WxDxH): 139 x 138.8 x 18 mm, Weight: 0.39 kg, Height: 18 mm. Compatible operating systems: Windows 2000 SP4, Windows XP SP2, Windows Vista Home Basic / Home Premium / Ultimate.