Sennheiser 502874 - Manual (Page 23)

Using the RS 170
22
Adjusting the sound of the RS 170 to your needs
Activating/deactivating 3D surround sound
You can activate or deactivate 3D surround sound on the transmitter or
directly on your headphones.
To activate 3D surround sound:
̈
Press the SURR button
º
on the headphones or the
SURROUND button
ቤ
on the transmitter.
The SURROUND button
ቤ
is backlit in green.
3
º