From the publisher's website:

Do you think you could get your friends to guess "No-brainer" without saying the words "no" or "brain"? You can gesture or use any other words you want, but you have to do it fast, because they have to say it before time runs out. With thousands of phrases across 5 cool categories, there's fun for everyone! Tick tock, this fast passing game encourages you to keep calm and talk quickly. All you have to do is describe the word or phrase displayed on the game unit's LED screen. Once your team guesses correctly, pass the unit to the next team, and then carry on until the buzzer sounds. Make sure the other team is holding the game unit when the timer stops. Guess right, get points, win! Stay on your toes with thousands of words and phrases selected from 5 cool categories. Put it on random (or choose your favorite category) and start playing the Catch Phrase word game today.