Mobile phone maker Sony Ericsson said it had signed deals with 10 music labels to add content to its PlayNow service, which lets users download music via their mobile phones.

Sony Ericsson, owned by Ericsson and Sony Corp., said the deals added 5 million new tracks to its catalogue.

The venture said in a statement late on Sunday it had signed deals with Sony BMG, Warner Music Group, EMI, The Orchard, IODA, The PocketGroup, Hungama, X5Music, Bonnier Amigo and VidZone.