The sound effect redemption code in p>233 Paradise is used to redeem rewards. According to the relevant information, it shows:

1. There is a 233 paradise in the Sakura Campus Simulator.

2. Players can get the sound effect redemption code by talking to the mysterious npc man Lao Ba.

3. Write down the redemption code and go to the castle above the campus to redeem the fragments of fashion background sound effects.