Welltech VoIP ATA series V.2.1 - Manual (Page 28)

ATA-171/172/171P/171M/171+/172+
User’s Guide
(Figure 3)
Handset Volume Default 10. Control the Handset Volume from (0~15). Maximum
length is 2 bytes.
Speaker Volume Default 10. Control the Speaker Volume from (0~15). Maximum
length is 2 bytes.
Ringer Volume Default 6. Control the Ringer Volume from (0~10). Maximum
length is 2 bytes.
Handset Gain Default 10. Control the Handset Gain from 0~15. Maximum
length is 2 bytes.
Speaker Gain Default 9. Control the Speaker Gain Volume from 0~15.
Maximum length is 2 bytes.
Submit [Button] Submit the change.
Reset [Button] Clear the change.
Figure 4: Phone equipment
(Figure 4)
Handset Volume Default 10. Control the Handset Volume from (0~15). Maximum
length is 2 bytes.
Speaker Volume Default 10. Control the Speaker Volume from (0~15). Maximum
length is 2 bytes.
Ringer Volume Default 6. Control the Ringer Volume from (0~10). Maximum
length is 2 bytes.