How can I deliver the audio files for my custom / tailor-made application?

De voice files should be delivered as:

.wav format, 16 bits, 8 kHz, mono.

Email these to our support desk with the following information:

Your company name
Which application (Name)
What step (Place in the flow)
We will provide you with a proposal as soon as possible.

A easy to use and free tool to record audio messages is: https://www.audacityteam.org/

These are the settings to be used:

And these settings can be used to export the audio: