[Telco Voice] WAV recording guide for voicemail, auto-attendant, and hold

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This guide walks you through the process of recording or converting WAV files for upload to the Telco Voice Admin Portal. The files can be used in your auto-attendant, voicemail greeting, or as hold music.

Record a voice greeting using an Android or iOS device

1. Download Broadsoft Recorder from the iTunes Store if you have an iOS device or Google Play Store if you have an Android device.
2. Open the Broadsoft Recorder app.
3. Tap the “plus” icon at the top right corner of the screen.
4. Tap the “record” button at the bottom of the screen to begin recording.
5. Tap the “stop” button to pause or complete recording.
6. Tap the “checkmark” button at the top right hand corner of the screen to confirm completion of the recording.
7. Name the recording.
8. The new recording will be saved to the phone.
9. You can preview the recording by tapping the “play” button to the left of the recording entry.
10. Send the WAV file to an email address by tapping the “envelope” icon to the right of the recording entry. The file will be sent as an attachment for download. 
11. You should now have a WAV file that you can upload to the Telco Voice Admin Portal.

Convert an existing audio file online

1. Go to G711.org
2. Browse to your source file.
3. Select the radio button for u-Law WAV(8Khz, Mono, CCITT u-law).
4. Check the Optimize Audio for Phone (Bandpass Filter) option.
5. Submit.
6. You should now have a WAV file that you can upload to the Telco Voice Admin Portal.

Record or convert an existing audio file using a Mac or PC (with Audacity)

1. Download and install Audacity for your operating system.
2. Open Audacity and click “OK” when asked.

Converting an existing file

1. Go to File > Open and open the audio file to be converted.
2. Set the “Project Rate (Hz)” to 8,000.
3. Go to File > Export to save out the file.

Recording a new file

1. Select the audio input you will be recording from.
2. Set the “Project Rate (Hz)” to 8,000.
3. Press the “record” button to begin recording.
4. When finished, press the “stop” button.
5. If you are satisfied with your recording, go to File > Export to save out the file.

Saving out the file

1. In the “Format” dropdown menu, select “Other uncompressed files” and then click “Options”.
2. Under the “Header” dropdown menu, select “WAV (Microsoft)”. Under the “Encoding” dropdown menu, select “u-Law”.
3. Select an output location and Click “Save”.
4. You now have a WAV file ready for upload to the Telco Voice Admin Portal.

Audio specifications

Audio files should meet the below specifications to be successful:

• WAV extension
• 8000kHz sample rate
• u-Law encoding
• Maximum 5,000kB file size

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Royalty-free audio files

Music on hold files