Audio Specifications

  • MP3, WAV, WMA, or OGG format
  • 15- to 60-second duration (15 and 30 are most commonly used)
  • At least 128 kbps bit rate / 44100 Hz sample rate
  • Trimmed of slate/silence
  • Tracking: 1x1 pixel only

Banner Specifications

Companion banners are not necessarily displayed in all players. For optimum player compatibility, we recommend using the following companion banner sizes.

Widely Used:

  • Medium Rectangle (300x250px) This is the most commonly used format for companion banners across all player formats.

Generally Used:

  • Leaderboard (728x90px) This common format is typically used for desktop (browser-based) players.

Occasionally Used:

(These less common formats are only used in mobile apps.)

  • Smartphone Static Banner (300x50px)
  • Smartphone Static Wide Banner (320x50px)
  • Spotify custom size (640x640)

Banner formats:

  • GIF
  • JPEG
  • PNG
  • HTML, JavaScript, or rich media (such as Flash)

Flash Restrictions:

  • Looping: 3 Times per served ad
  • Animation speed: 24 FPS
  • Maximum animation time: 7 seconds
  • Flash banners can be tracked when the industry standard "ClickTAG" tracking layer is used


  • 1x1 Pixel
  • JavaScript/iFrame tag


See also:
V4 Player Monetization: V4 Player Web Admin User Guide
Creative Media for Tap: Tap User Guide.
Companion Banners: Triton Digital Streaming Guide.
Player Targeting/Companion Banners: On-Demand Advertising Guide.