Callahan Lockhart
English (US) · American · male · bright · measured · Naadly Core
Everyday narration voice - bright American voice, measured pace
The facts
| Language | English (US) (en_US) |
|---|---|
| Accent | American |
| Delivery | bright, measured |
| Measured pitch | 117.9 Hz · 3.6 words per second |
| Quality | Great · clarity grade B |
| Tier | Naadly Core — on every plan, including free |
| Licence | CC BY 4.0 (attribution required — how we credit it) |
| Engine id | en_US-libritts_r-medium:2960 |
Commercial use is included on every plan. Everything generated is watermarked and labelled as AI — the licences in full.
Voices that sound like Callahan
Neutral corporate narration
Technical details
Engine id en_US-libritts_r-medium:2156
Model en_US-libritts_r-medium · speaker
2156
CC BY 4.0 (attribution required)
Pitch 122.5 Hz · 3.91 words/sec · clarity grade A
Everyday narration voice
Technical details
Engine id en_US-libritts_r-medium:7833
Model en_US-libritts_r-medium · speaker
7833
CC BY 4.0 (attribution required)
Pitch 96.7 Hz · 4.83 words/sec · clarity grade A
Everyday narration voice
Technical details
Engine id en_US-libritts_r-medium:559
Model en_US-libritts_r-medium · speaker
559
CC BY 4.0 (attribution required)
Pitch 130.5 Hz · 4.41 words/sec · clarity grade A
Friendly course narration
Technical details
Engine id en_US-libritts_r-medium:2823
Model en_US-libritts_r-medium · speaker
2823
CC BY 4.0 (attribution required)
Pitch 110.2 Hz · 3.6 words/sec · clarity grade A
Punchy ad read
Technical details
Engine id en_US-libritts_r-medium:8464
Model en_US-libritts_r-medium · speaker
8464
CC BY 4.0 (attribution required)
Pitch 109.7 Hz · 4.35 words/sec · clarity grade A
Fast, upbeat social read
Technical details
Engine id en_US-libritts_r-medium:6330
Model en_US-libritts_r-medium · speaker
6330
CC BY 4.0 (attribution required)
Pitch 117.9 Hz · 4.7 words/sec · clarity grade A
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