Related Clues:

• Modern sound, if in hailing
• Music-store purchase
• Most music is played in it
• Hippie's audio system
• Certain record player
• Sound way to hear music
• Hi-fi setup
• Record spinner
• Button on some receivers
• Sound coming from different directions
• What an iPod plays in
• Two-speaker
• Quadraphonic system, say
• Two-dimensional sound
• '50s home purchase