If you already have a file from an existing phone system, or a professional studio is going to perform the recordings, the audio file will need to be in the following format:
|Bit rate||64 kb/s|
|Sample Rate||8 khz|
Maximum file size is 4.6 MB for approximately 10 minutes of playback.
You can convert your sound file to the above specification using this free online tool: g711.org Please select the u-law (8Khz, Mono, u-law) as the Output format.
Once you have the recording file(s), you can upload the file to your phone switch by logging on to the admin console at https://olafe.uccommportal.com/bg/
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