Hello to Sena community,

I read this reviews:

https://www.webbikeworld.com/sena-smh-10-intercom/

https://www.audioreputation.com/bluetooth-motorcycle-helmet-speakers/#7_Sena_SMH10R_Low_Profile_Motorcycle_Bluetooth_Headset_and_Intercom

but I don't know what is the difference between this two models?

Waiting for your reply