A platform's technical requirements for an ad: dimensions, aspect ratio, file type, file size, duration, frame rate, bit rate, text limits, and safe zones. Specs change several times a year and are the single most common reason a campaign fails to launch on schedule.
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Cite this entry:
Agency Echelon. "Creative Specs." Agency Echelon Reference, reviewed September 2026. https://agencyechelon.com/reference/glossary/creative-specs/