Good Gear Guide
In pictures: Acer's 15in Ultrabook, the Aspire Tim...
It's not often that a vendor places a power button on the front of a notebook -- unless its a sliding switch -- but that's exactly what Acer has done here. You'll have to be careful not to accidentally press it.
The speakers are located on the curved part of the chassis at the front and they aren't great if you listen to lots of stuff with low frequencies in it. Their location also makes them too easy to muffle if you're using the notebook on your lap.
In pictures: Acer's 15in Ultrabook, the Aspire Timeline Ultra M3