General Advertising Specifications

To allow for proper approval and testing, gleague.nba.com requests that all creative is submitted days before campaign launch.

  • Static image banners – 4 days prior to launch.
  • Third party tags and pre-roll video – 5 days prior to launch.
  • One click thru URL must be provided for all units.
  • Select third party ad tags and vendors are accepted. See Below for details.

Image Ad Requirements

  • File Size:
    • 100K: 300×250, 468×60, 728×90, 970×90
    • 50K: 320×50
  • File Format:
    • JPG
    • GIF
  • 3rd Party Acceptance: Yes
  • Expandable: No
  • Audio Policy: No host-initiated audio is permitted. Audio must be user-initiated by clicking within the banner and contain a clearly visible “Mute” and “Stop” function.

HTML5 Guidelines

  • Initial load = 150k | Polite Load = 2.2MB
  • HTML5 compressed (.zip) file allowance includes all assets contained within an ad package, which would be displayed upon loading. Duplicate assets for high resolution displays are considered one asset in the ad package, contributing respectively to the overall file size. Includes HTML, images, CSS, JavaScript, font files, media and any other files which contribute to the ad display, zipped.
Available ad sizes*
300×250 468×60 728×90 320×50

Video Ad Requirements

  • Accepted Streaming Video Ad Delivery Formats: Aspect Ratios: 16:9 & 4:3 (4:3 to get black curtains to fit 16:9)
  • File-Based Media (16:9 & 4:3): QuickTime MOV, MPEG-4, MP4, AVI
    • All files must contain a soundtrack, even if the ad is to run without sound.
  • Volume Levels: Mean volume < 24db LKFS with an acceptable range of +/- 2DB (26db or -22db it will still pass and is acceptable)
  • Frame Rate: 29.97
  • File Names: No Spaces (only _ or – )
  • Finished Files: No Slates

Click here for full ad tech specs.