Ring in your ears/head
Definition 1 of 2
Pro Tip 1/3After Loud Events
Use 'ring in your ears' after attending loud events like concerts or fireworks to describe lingering sounds. 
I can't sleep because the fireworks are still ringing in my ears.
Pro Tip 2/3Temporary Sensation
'Ring in your ears' often refers to a temporary buzzing or ringing noise, not permanent hearing issues. 
Even after leaving the factory, the machinery's noise was ringing in my ears.
Pro Tip 3/3Metaphor for Impact
Metaphorically, it can imply an event’s loud impact on your life, not just your hearing. 
The protest chants are still ringing in my ears, motivating me.