Philips Gogear Mix 4GB Digital MP3 Player | SA3MXX04PC Product Dimensions: 2.8 x 7.1 x 1.4 cm ; 4GB capacity stores up to 900 MP3 songs and supports multiple formats Full colour display for library navigation and song information Simple drag and drop functionality with built-in USB makes copying music files easy Equalizer presets to set optimum sound frequency balance for chosen music styles