The versatile RIA-1 Radio Interface Adapter from ARRI functions as the hub of your Hi-5 control system, supporting ARRI's interchangeable RF-EIMP, RF-2400, and RF-900 radio modules. Use the RIA-1 for remote focus, iris, and/or zoom control and camera run/stop and tally functions.

Compatible with any ARRI or third-party pro camera, the RIA-1 interface also works with cmotion and other third-party control devices and distance measurement units. This compact, future-proof component incorporates one CAM, one serial, and two LBUS ports.

Interchangeable Radio Modules

• Future-proof design with interchangeable radio modules
• Use with RF-EMIP, RF-2400, or RF-900 module to suit different wireless environments

Hi-5 System Hub

• Provides one CAM, one serial, and two LBUS connections
• Works with any pro camera and multiple ARRI and third-party control devices

Transmitter/Receiver/Motor Controller

• Works as either a transmitter or receiver
• Functions as a lens motor controller

Camera Functions

Connect to your camera for run/stop, control, and tally functions

Mounting Options

Attaches to your camera rig via 3/8"-16 anti-twist or M4 screws