Yes - that is the white noise machine.
This one -
http://www.amazon.com/HoMedics-SS-20...615162?ie=UTF8
is the other type I mentioned, the soothing sounds type of machine that has ocean noises along with a 'white noise' option.
I have used both types myself, and I really liked them (although one machine had a "babbling stream" noise option that sounded pretty, but listening to it made me feel like I had to use the bathroom).
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The greatest difficulty lies not in choosing between self-interest and the common good, but in knowing the difference.
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