Products
- Amplification systems, centralised
- Audio-video mixing systems
- Audio-visual (AV) systems, interactive
- Cassette players, mono
- Cassette players, stereo
- Cassette recorder-players, mono
- Cassette recorder-players, stereo
- Cinema sound installations
- Exhibition personal commentary equipment
- Hearing aid systems, cinema and institutional
- Karaoke systems and equipment
- Language laboratory equipment
- Loudspeaker diaphragms
- Loudspeakers, horn
- Passenger address systems for aircraft and trains
- Radio-cassette recorders
- Simultaneous interpreting equipment