Related Clues:

• ___ drop (stage flourish)
• Pass the ___ (let others talk for a change)
• Amp jack label
• Prop you might drop
• It's dropped for emphasis
• Word before check or drop
• It picks things up when it's hot
• Dropped item
• One might say 'One, two, testing, testing' into it
• Source of unwelcome feedback, informally?
• Thing checked at a rock concert
• A hot one can burn you
• Karaoke aid
• Lead-in to "drop" or "stand"
• Karaoke need, informally