When sending MP4 videos via standard mobile MMS, adherence to specific technical limits is critical to ensure delivery across different carriers and devices.
Using MP4 clips in messaging can significantly boost engagement compared to standard text-only SMS. MMS Messages API Guide - Vonage MMS Livemp4
: Recommended video length is under 30 seconds for standard MMS messaging. Resolution & Aspect Ratio : When sending MP4 videos via standard mobile MMS,
: Keep files under 600 KB for the widest carrier support and to avoid delivery lag. MMS Livemp4
: Some platforms allow up to 20 MB if they provide transcoding services, which compress the video for mobile delivery.
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