Whistles, watches, a coin, cards (yellow and red), a game card, and a writing instrument.
They are technically called assistant referees.
When you have two yellow cards you got a red card and you exit the match.
It depends on how many get issued. Although, 2 yellow cards equal a red. So for instance, you receive 2 yellow cards in one game you are out for the rest of the game and the next game.
The referees have to control the game and players, and decide when the ball is a free kick, penalty, throw in and a corner.
The referees are paid handsomely they get 5,000 pounds for the game.
In soccer a yellow card is used for a minor foul. If you get two yellow cards in one game, you are given a red card. If a red card is given the player has to leave the game and a substitute has to enter the playing field.
A soccer referee earns about 750 dollars a game.
A yellow card is a caution, It is given out at the referees discretion for malicious fouls or dissent. Two yellow cards in 1 game equals an ejection for the remainder of the game and your team must finish a man down. You also are subject to a game suspension. Yellow cards also add up throughout the year and can result in game suspensions.