AKG WMS 470 User Instructions page 39

Attenuation Switch
1. CAUTION: Check that the AC mains voltage stated on the included power supply
is identical to the AC mains voltage available where you will use your system.
Using the power supply with a different AC voltage may cause damage to the
unit.
4 Setting Up
Positioning the Receiver
Connecting the Receiver
to a Mixer/Amplifier
Connecting the Receiver
to Power
LOCK Mode