Related Clues:
- Two-speaker sound system
- Movie buff's purchase
- What plays to both sides?
- Half of quadraphonic
- Car system
- Standard equipment on most cars
- Successor of mono
- Sound heard to left and right before entering stone circle
- Reset about zero, which produces all-round sound
- Bose offering
- Multichannel sound system
- ___ system (music setup)
- Car sound accessory
- Hi-fi sound system
- Typical intro?