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Made a really weird static/electrical noise when plugged into the outlet.
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One worked great, but the other has a loud ringing noise whenever you plug it in.
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One of the blocks started emitting a loud humming/buzzing noise
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Makes a faint, high-pitched ringing noise when in use
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The wining squeaky noise the transformer noise these wall adapters make is horrid
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This product makes a loud noise when it's plugged in and will sometimes spark when plugging it in
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They make weird noises
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I like the color(s) that they have
