АМИ 77 1
Microlab 16 1
Sansui Electric - Pinebro 3 1
Cayin 1 1
Cambridge Audio 5 1
MoodLogic 4 1
Планар НПО 19 1
RTX Corporation - Raytheon Technologies - Raytheon Missiles&Defense - Raytheon Polar Services - Collins Aerospace - Rockwell Collins - Pratt&Whitney - Raytheon Intelligence&Space - Raytheon BBN - Bolt Beranek&Newman - Raytheon Network Centric - Athena Tec 337 1
Samsung - Harman - DEI Holdings - Sound United - D&M Holdings - Denon & Marantz - Definitive Technology - Polk Audio - Bowers & Wilkins, B&W 83 1