Samsung has announced its new music-centric mobile phone, the F400.
The slider handset also has a slide-up speaker, added by audio specialist Bang & Olufsen.
Users will be able to upload music from Windows Media Player, and the handset also has an FM tuner.
It also has a 3-megapixel camera and a microSD slot for expandable memory.
The F400 will launch initially on O2, Orange and Virgin and will also be available via The Carphone Warehouse and Phones 4 U.