Archived:Content download with audio/sp-midi MIME type not supported on S40 1st Edition browser (Known Issue)
Audio/sp-midi MIME type content downloading using COD technology fails unexpectedly in the Nokia 7210, software release 3.09. The issue doesn't exist in software releases 4.18 and later. SP-MIDI ring tones can be played in the phone when delivered via PC Suite or MMS.
How to reproduce
Try to download an SP-MIDI ring tone with COD file from a WAP page.