- Kenwood
- Kenwood KAC-626
- Kenwood KAC-726
- Kenwood KAC-820
- Kenwood KAC-823
- Kenwood KAC-827
- Kenwood KAC-8404
- Kenwood KAC-846
- Kenwood KAC-849
- Kenwood KAC-848
- Kenwood KAC-901
- Kenwood KAC-9152D
- Kenwood KAC-923
- Kenwood KAC-943
- Kenwood KAC-1023
- Kenwood KAC-PS100
- Kenwood KAC-PS200T
- Kenwood KAC-PS300T
- Kenwood KAC-PS400M
- Kenwood KAC-PS500F
- Kenwood KAC-PS501F
- Kicker
- Kicx
- Kove
- Krüger & Matz