Minimum bandwidth required in order to run a successful webcast

To ensure the success of your webcast, it is strongly recommended that your technical team reviews the bandwidth requirements in the table below. Not having the appropriate bandwidth allocation at the time of the event may cause participants to experience buffering, freezing and video loss.

Use the table below to determine what bandwidth you will need.

compatible device checklist
Stream 4:3 16:9 Bandwidth Codec Replaces
Flash Video 360p 480x360 640x360 800 kbps H.264/AAC Flash Media 500 kbps & 800 kbps
Flash Video 240p 320x240 426x240 400 kbps H.264/AAC Flash Media 300 kbps
Flash Video 180p 240x180 320x180 200 kbps H.264/AAC Flash Media 100 kbps
Flash Audio N/A N/A 32 kbps H.264/AAC Flash Media Audio
Windows Media Video 360p 480x360 640x360 800 kbps WMA3/VC1 Windows Media 500 kbps & 800 kbps
Windows Media Video 240p 320x240 426x240 400 kbps WMA3/VC1 Windows Media 300 kbps
Windows Media Video 180p 240x180 320x180 100 kbps WMA3/VC1 Windows Media 100 kbps
Windows Media Audio N/A N/A 32 kbps WMA3/VC1 Windows Media Audio

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