Default Distorted System sounds?

So Google somehow knew my pain and delivered my nexus 5 in less than 10 hours.

Anyway , all is well except that Google now, notifications and system sounds are weak and distorted.

What? Music sounds fine

Sent from my Nexus 5 using xda app-developers app
|My Daily Gear|

- Moto X Developer Edition 32GB
- Surface Pro 128GB
- Monster Clarity BT Speaker - I highly recommend it

|My Past Gear|

- Nexus 7 2012+2013
- Nexus 4, 5
- Galaxy S2, S3, S4