NBCUniversal Standard Digital Video — VAST 3.0 YouTube Skippable Pre-roll ads are horizontal 16:9 video clips, measured at 1920×1080 px, up to 10 MB per file, delivered as MP4. They run in the In-Stream (NBCU on YouTube) placement on NBCUniversal. Encode with H.264 (High/Main/Baseline) video with AAC (or MP3) audio at 30 fps for clean playback across devices.
| Dimensions | 1920 × 1080 px |
|---|---|
| Aspect ratios | 16:9, 4:3 |
| Orientation | landscape |
| Max file size | 10 MB |
| File types | MP4 |
| Video codec | H.264 (High/Main/Baseline) |
|---|---|
| Frame rate | 30 fps |
| Audio codec | AAC (or MP3) |
| Audio channels | stereo (2) |
| Audio bitrate | 96 kbps |
| Sample rate | 48000 Hz |
| Loudness | -24 LUFS |
Dimensions 16:9 (854×480, 1280×720, 1920×1080) or 4:3 (480×360, 720×540, 960×720). Max file 10 MB; must include at least one media file under 1 Mbps. Up to 30 fps. H.264 only; interlaced not accepted. Linear pre-fetch VAST tag from a YouTube-approved vendor; no third-party geo/browser targeting; secure HTTPS; valid crossdomain.xml; URL ≤ 1024 chars.
Official source: https://nbcu-creative-guidelines.scroll.site/nbcuniversal-creative-guidelines/nbcuniversal-standard-digital-video-guidelines