Volume and tone configuration include various volume controls. Moreover, you can upload tones to enrich the user experience.
Volumes
To set up volumes, go to the web Device > Audio interface.

Volume Level: Set the overall volume. Level 1 volume range is roughly 80-95, and Level 2 is 95-109.
Tamper Alarm Volume: Set the volume when the tamper alarm is triggered.
Voice Prompt Volume: Various prompts, including door-opening success and failure prompts.
Open Door Tones
You can enable or disable the door-opening tones on the web Device > Audio > Open Door Tone Setting interface.

Open Door Inside Tone Enabled: The input-triggered tone. The door-opening tone sounds when users open doors by pressing an exit button.
Open Door Outside Tone Enabled: The relay-triggered tone. The door-opening tone sounds when users open doors by the device-supported access methods, except for the exit button.
Open Door Failed Tone Enabled: The tone sounds when opening the door fails.
Upload Tone Files
You can customize ringback, door-opening, and emergency alarm tones.
Upload files on the Device > Audio > Tone Upload interface.

Ringback: The tone is heard by the users who call the device.
Open Door Inside Tone: The input-triggered tone. The door-opening tone sounds when users open doors by pressing an exit button.
Open Door Outside Tone: The relay-triggered tone. The door-opening tone sounds when users open doors by the device-supported access methods, except for the exit button.
Open Door Failed Tone: The tone sounds when the door opening fails.
Emergency Alarm Tone: The tone sounds when the emergency alarm is triggered.
Hang Up Tone: The tone sounds when a call is hung up.
Note
File Format: .wav; Size: < 200Kb; Sample Rate: 16k; Bit Depth: 16 Bits.