Sennheiser RS 170 Quick Manual page 35

Activating/deactivating the dynamic bass boost
You can activate or deactivate the dynamic bass boost on the transmitter
or directly on your headphones.
To activate the dynamic bass boost:
¾
Press the BASS button
on the transmitter.
The BASS button is backlit in green.
2
Using the RS 170
on the headphones or the BASS
¾
button
23