What is the version of the following sentence with correct punctuation?

In addition to the patented 3position reclining headrest that prevents the childs head from falling forward when asleep the Linear Sideimpact Protection LSP System absorbs the energy of a sideimpact collision at a very early stage and protects the sensitive head and shoulder area
In addition to the patented 3-position reclining headrest that prevents the child's head from falling forward when asleep, the Linear Side-impact Protection (L.S.P. System) absorbs the energy of a side-impact collision at a very early stage and protects the sensitive head and shoulder area.