The XAOC HRAD is an expander for their Praga voltage-controlled mixing console, adding CV control for Aux levels, master level control, gate-controlled muting, and other powerful features.

- Additional set of controls for the PRAGA mixer
- Stereo sum level control
- Euro / line switchable output level
- Sum LED meters
- Stereo headphone amp
- Cue input
- Mix / solo cue auditioning
- Individual AUX inserts
- Voltage control over AUX send amount
- Two stereo controls for AUX return level
- Gate inputs for VC channel muting
- Power drawn from Praga