Beltone Rely RLY4CIC-W-LP User Manual page 52

Available sounds
White noise signal which can be shaped with the following configurations:
High-pass filter
500 Hz
750 Hz
1000 Hz
1500 Hz
2000 Hz
-
The white noise signal can be modulated in amplitude with an attenuation depth of up to 14 dB.
52 Tinnitus Management
Low-pass filter
2000 Hz
3000 Hz
4000 Hz
5000 Hz
6000 Hz
8000 Hz