Fix HTML5 MP3 Playback Issue

I need a bug fix for an HTML5 audio tag issue. The MP3 file doesn't play in mobile mode across multiple devices.
html page has mp3 embedded. music works in normal 15" laptop screen size. Fails in mobile mode.

Requirements:
- Expertise with HTML5 audio tag
- Experience debugging audio playback issues on mobile
- Knowledge of cross-platform compatibility

Please provide a solution that ensures consistent playback on all mobile devices.