Hi, I will professionally master your audio within 24 hours for $5 here is an example of some of what i have mixed and mastered https://jumpshare.com/b/wzBoXTnfbIjcbkFIdEdd
you may also purchase a mix as an extra for $10 and 3 days
i am from the UK and speak good English and i will be in touch with you whilst working and will reply as soon as i can.