音乐给你带来许多惊喜

Music brings you more surprise!
surprise作名词不可数，单数。用much, lts of修饰，但我觉得more更好！
Music brings you more surprise than you thought!

Music brings you many surprises(and fun).

Music offers/brings you (lots of) pleasant/delightful/happy/glad/joyous surprises.

Music brings you many pleasant surprises.

惊喜应译为：Music brings much surprise and pleasant to you!

Music brings many pleasantly surprised to you