ARRI RF-Cover. Use the RF-Cover from ARRI to keep the RF interface port on your Hi-5 hand unit or Radio Interface Adapter RIA-1 clean and dry when a radio module is not attached to the port.ARRI Hi-5 lens controller hand unitARRI Radio Interface Adapter RIA-1.

• For Hi-5 Hand Unit
• For Radio Interface Adapter RIA-1
• Keeps RF Interface Port Clean