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About Kelvin
Voice Design Recipe Public
Director's casting notes & character prompt
Full Voice Summary
Kelvin features a bright, articulate, and friendly American male voice that balances professional clarity with a casual, approachable demeanor. His smooth delivery and modern tone make him sound like a helpful peer or a knowledgeable guide, distinct from the stiffness of traditional corporate announcers.
Acoustic Attributes
- age Estimate
- Mature Adult
The voice sounds like a fully grown adult, suitable for professional or serious content.
- pitch
- Medium
The voice has a moderate tone, neither exceptionally high nor deep.
- intensity
- Normal
The voice is delivered at a standard volume, neither too loud nor too quiet.
- energy Level
- Medium
The voice has a balanced level of energy, sounding engaged but not overly excited.
- breathiness
- None
The voice has a solid, clear tone without an airy or whispered quality.
- pause Frequency
- Occasional
The speaker pauses at natural grammatical breaks, but not excessively.
- average Pause Length Ms
- 350
Pauses between phrases are of a moderate length, supporting a natural but efficient cadence.
- vocal Fry
- Subtle
A slight, gravelly quality is sometimes present at the end of phrases.
Detailed Performance Breakdown
At 185 words per minute, this voice speaks significantly faster than a typical conversational pace (around 150 wpm). This rapid delivery is ideal for getting information across quickly and efficiently, making it well-suited for tutorials, explainers, and announcements.
The average pitch of 126.73 Hz places this voice in the standard medium range for an adult male. This moderate pitch sounds professional and clear, avoiding the extremes of a very deep or high tone, which contributes to its versatile and trustworthy quality.
With a loudness of 59.54% on a linear scale, the voice has a normal, balanced intensity. It's strong enough to be easily heard and understood without being overpowering or aggressive, making it comfortable for listeners in a wide variety of contexts.
Scoring a 6 out of 10 for energy, this voice is engaged and clear but maintains a professional and controlled demeanor. It has enough vitality to keep listeners interested without sounding overly enthusiastic, striking a balance between informative and friendly.
Recommended Casting
- Perfect for explainer videos that require a clear, upbeat, and modern delivery.
- Ideal for software and product demos where a helpful, guiding tone is essential.
- Excellent for e-learning and educational content, keeping learners engaged without fatigue.
- Well-suited for corporate training modules that need to sound professional yet accessible.