509 Youth Tactical 2.0 Helm

I have a 509 tactical 2.0 helmet and there are 2 switches inside the helmet and I don't know what the hell they are doing, if anyone knows it would be greatly ...

509 Tactical 2.0 Enduro Motorcycle Helmet - YouTube

509 Tactical 2.0 Enduro Helmet | https://www.rockymountainatvmc.com/riding-gear/509-tactical-2.0-enduro-helmet-p?utm_source