_globalNBCandothers

File format

VAST 2.0

MP4

Dimensions

1920×1080 HD

Max file size

10 GB

Bitrate

Site-served: Greater than 15 Mbps

VAST

• Mezz Minimum 15 Mbps required; 30 Mbps recommended

• High 3.25-5 Mbps

• Medium 1-1.5 Mbps

• Low 340-460 Kbp

Audio

Site-served

• Audio required

• 2 channels only

• PCM preferred; AAC accepted

• 192 Kbps minimum

• Stereo 16-bit or 24-bit

• 48 kHz sampling frequency

• 115 KB sample size

VAST 2.0

• Minimum 192 Kbps

• 48 kHz sampling frequency

• Creative volume should not exceed content volume and must be under 2dB

• Secure HTTPS only

Aspect ratio

Site-served: 16:9

VAST 2.0

• Mezz 16:9

• High 16:9 or 4:3

• Medium 16:9 or 4:3

• Low 16:9 or 4:3

Frame rate

Preferred: 29.97 fps based on native frame rate

Accepted: 23.98 or 25 fps based on native frame rate

Duration

31 seconds max

Loudness

Must follow CALM compliance loudness average of –24LKFS +/-2