Liteon39s mission is to consistently meet or exceed its customers39 expectations by providing solutions with outstanding performance competitiveness and punctuality main features buffer size 2mb dimensions 146w x 413h x170d mm dvd write speed dvdr 22x dvd r 22x dvdr9 8x dvd r9 8x dvd ram 12x dvd read speed dvdrom 16x dvd re write speed dvdrw 8x dvd rw 6x cd formats write cd r 48x read cd rom 48x re write cd r 32x weight 900g