It runs on the High Efficiency AAC audio codec (part of the MPEG-4 standard) and offers high quality audio at low bit rates. This is designed specifically to ensure no detectable deterioration in sound quality for music on bandwidth-constrained applications.

Omnifone's catalogue of 6.5m tracks will encoded into the Dolby Pulse format.

Dolby Laboratories president and CEO Kevin Yeaman says, "As digital content services and networked devices become part of our day-to-day lives, the ability to deliver digital content in ...