- Household audio equipment (4)
- Amplifiers: radio, public address, or musical instrument (5)
- Audio electronic systems (15)
- Microphones (2)
- Music distribution apparatus (5)
- Recording machines, except dictation and telephone answering (1)
- Sound reproducing equipment (1)
- Speaker monitors (1)
- Speaker systems (3)
- Television receiving sets (1)
- Video camera-audio recorders, household use (1)
- Video cassette recorders/players and accessories (1)
- Electronic kits for home assembly: radio, TV, phonograph (1)
- Home entertainment equipment, electronic, nec (8)
