how your sure it can play mp3?

Welcome Smsd33! PCHF has many helpful users and very experienced techs to assist you.

I did some research and was able to locate the following.

Toshiba 803T - All-In-One Music Player Mobile Phone The Gadgets Source

Vodefone is going to market the Vodafone 803T, an all-in-one music player 3G mobile phone from Toshiba. ....User can access the music tracks from the ‘Music Console’. The music can be downloaded from Vodafone Live! or PC music files transferred to memory cards while the handset is folded. The Vodafone Life! itself is a service from Vodafone where user can enjoy rich music and video content by downloading large files via their PCs, video calls, and international roaming.

Please let me know if this resolves your issue or if you will require further assistance. Best of luck! Enjoy your new phone.