Audio Narration
Add professional voice narration to your learning content
Audio Narration
Impact Learning can generate professional voice narration for your content. Add audio to make your learning experiences more engaging and accessible.
Why Use Audio Narration?
Accessibility
Audio narration makes content accessible to:
- Learners with visual impairments
- People who prefer auditory learning
- Users in situations where reading is difficult
Engagement
Voice adds a human element that:
- Keeps learners focused
- Adds emotional tone to content
- Makes scenarios more realistic
- Creates a more immersive experience
Multi-Modal Learning
Research shows combining visual and audio content improves:
- Information retention
- Understanding of complex topics
- Learner satisfaction
How to Generate Audio
Automatic Narration
Ask for narration as part of your content:
Create a lesson about fire safety procedures. Include
audio narration for each section that guides the
learner through the content.Specific Audio Requests
Generate audio for existing content:
Add audio narration to the introduction slide. Use a
warm, professional tone that welcomes new employees
to the training.Character Voices
For scenarios and role-plays:
Generate dialogue audio for this customer service
scenario. The customer should sound frustrated but
not angry, and the representative should be calm
and helpful.Voice Options
Voice Styles
You can request different voice characteristics:
| Style | Best For |
|---|---|
| Professional | Corporate training, formal content |
| Friendly | Onboarding, casual learning |
| Authoritative | Safety training, compliance |
| Conversational | Scenario dialogues, role-plays |
Language Support
Audio narration supports multiple languages. Specify the language in your prompt:
Generate narration in Spanish (Latin American accent)
for this customer greeting scenario.Supported Providers
Impact Learning uses two audio generation providers:
ElevenLabs
Premium text-to-speech with:
- Natural-sounding voices
- Multiple voice options
- Fine control over delivery
- Excellent for long-form narration
OpenAI TTS
GPT-powered text-to-speech with:
- Instruction-following capability
- Tone and emotion control
- Good for conversational content
- Quick generation
Best Practices
Writing for Audio
Content that sounds good when read aloud:
Do:
- Use short, clear sentences
- Write conversationally
- Include natural pauses (use punctuation)
- Avoid jargon and acronyms
Example:
"Welcome to our safety training. Over the next twenty
minutes, you'll learn how to identify hazards... and
respond to emergencies. Let's get started."Pacing
Control the pace with your writing:
- Commas create brief pauses
- Periods create longer pauses
- Ellipses (...) create dramatic pauses
- Exclamation points add emphasis
Quality Checks
Always preview generated audio to check:
- Pronunciation of technical terms
- Natural flow and pacing
- Appropriate tone for the content
- Volume consistency
Audio in Your Content
Placement Options
- Auto-play — Starts when learner reaches the section
- Click-to-play — Learner controls when audio plays
- Background — Accompanies visual content
- Standalone — Primary content delivery
With Captions
For accessibility, pair audio with text captions:
Add audio narration to this lesson and include
synchronized captions below the audio player.Audio Credits
Audio generation uses credits based on length:
| Duration | Approximate Credit Cost |
|---|---|
| Short (< 30 sec) | 1 credit |
| Medium (30 sec - 2 min) | 2 credits |
| Long (2-5 min) | 3-5 credits |
See Plans and Credits for details.
Troubleshooting
Audio sounds robotic?
- Try rephrasing the text more conversationally
- Add punctuation for natural pauses
- Request a different voice style
Mispronunciation?
- Spell out acronyms phonetically
- Use common spellings for unusual words
- Break compound words with hyphens
Audio too fast/slow?
- Adjust sentence length
- Add or remove punctuation
- Request specific pacing in your prompt