Portable multimedia equipment - Determination of battery duration - Part 2: Headphones and earphones with active noise-cancelling functions
German title
Tragbare Multimediageräte und -systeme - Bestimmung der Batterielebensdauer - Teil 2: Kopfhörer und Ohrhörer mit aktiven Funktionen zur Geräuschunterdrückung
Publication date
2024-01
Original language
German
Pages
13
Publication date
2024-01
Original language
German
Pages
13
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