Philips Internal DVD+R/RW 4x Kit + DVD LOTR 2, 2 MB, 16x, 10x, 40x, 140 ms, 120 ms Philips Internal DVD+R/RW 4x Kit + DVD LOTR 2. Drive device, buffer size: 2 MB. CD write speed: 16x, CD rewrite speed: 10x. CD read speed: 40x. DVD drive average random access time: 140 ms, Access time: 120 ms. Weight: 1 kg