Each of your Ringio users can record a personal greeting for their voicemail box.
Here's how to record your greeting from the desktop application.
1. Click on your account name to the left of Taking Calls in the top right corner and then click on Personal Voicemail Greeting button.
A dialogue box will give you the option to use your own voice recording.
2. Click Call me to record my voice. Ringio will call your phone. Answer when it rings and record your message (press the # key to finish).
3. Ringio will play the recording you just made. If you are happy with it then just click on the save button