It's likely that some people may have been concerned with the G5's single bottom firing speaker but we can safely say that there's nothing to worry about. (androidauthority.com)
There's only one rear - firing speaker on the Fire 7, so it isn't surprising that the audio quality isn't great. (laptopmag.com)
Hopefully they'll move to top and bottom firing or even front firing speakers in the future. (sammobile.com)