Sounds like spinning reels, winning jingles, and background music all add to the overall experience, which increases excitement & motivates players to keep playing. Certain sound effects have been found trick gamesto elicit emotional reactions in players, thereby reinforcing favorable emotions linked to winning or simply participating in the game. For example, when a player hits a jackpot, the sound of the coins falling can produce an addictive sense of satisfaction & achievement. To further improve player immersion, a lot of contemporary slots also use thematic music that complements their stories or graphics.