H.A.R.D. System V – Receiver Only
Please note the H.A.R.D. System V Receiver is not compatible with previous generation H.A.R.D. Systems. The option to purchase individual receivers is for those riders who have multiple helmets or for those riders requring a replacement H.A.R.D System V Receiver.
Clive B. (verified owner) –
Works just like advertised… 100% happy.