Using The Headset - auna VHF-4 Manual Del Usuario

EN
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USING THE HEADSET

1. Insert two 1.5 V batteries. Observe the correct polarity.
2. Insert a 1.5 mm plug firmly into the socket.
3. Set the switch to the ON position. The signal light comes on. If the light
does not come on, check the polarity of the inserted battery or check
the battery charge level. If the light flashes, the battery has a low charge
level. In this case, insert a new battery.
4. Adjust the volume control.
5. Remove the battery if you are not going to use the device for a long
time.