audio masking

audio masking

[′ȯd·ē·ō ‚mask·iŋ]
(acoustics)
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References in periodicals archive ?
The 8600X terminal also offers several new levels of security beyond existing conventional addressable set-tops, including optional audio masking.
The 8600X offers several new levels of security beyond existing conventional addressable set-tops, including optional audio masking.