Clue | Source | Date |
---|---|---|
Large funnel-shaped devices for amplifying and directing the voice (10) | ||
Cones of non-silence? | Jonesin | 12 Jan 2016 |
Sound boosters | Newsday | 25 Dec 2015 |
Sound boosters | ||
Amplifiers without wires | ||
Amplifiers without wires | ||
Cheerleaders' cones |