Need either Male or Female Voice overs and ppt videos - repost

We require an urgent specialist in voice overs to create our PPT into videos with voice overs. We have 9 PowerPoint presentation which should have minimum of 10 minutes voice overs video for each presentation. Total PowerPoint presentation will be 9 in total. The nine PowerPoint are already done, we only need an experienced hand to do the voice overs and convert to videos using any software they like. We need this urgently. The key is to have to clear and good voice overs that would work with each slide. The completion of the job lies with the freelancer.