• Blasts
• Cranks the volume
• Gives a clarion call
• Leans on the horn
• Loud noises
• Loud sounds
• Makes a racket
• Overpowers the speakers
• Plays at high volume
• Plays at maximum volume
• Plays loudly
• Plays really loudly
• Proclaims loudly
• Proclaims noisily
• Siren sounds
• Sounds loudly
• Strident sounds
• Traffic jam din
• Traffic sounds
• Trumpet blasts
• Trumpet sounds
• Trumpets
• Turns the music way up
• Turns the stereo way up
• Turns way up
• What a siren does