LED Screen Display Track Information - Built-In Rechargeable Lithium Battery - Battery Capacity: 600mah</br>Supports Micro SD Cards and USB Sticks (MP3 Format) To Play Back Your Favorite Music - Material: Plastic</br>FM Radio Function with Auto Search - Dimension: 5'' X 3.2'' X 1.6''</br>Line-In for Any Digital Music Player (iPod?? iPhone?? iPad?? Android?? MP3 Player) - Speaker Power: 20 Watts</br>Headphone Jack for Private Listening - Frequency Response: 90 Hz-20 KHz</br></br>Product Description</br></br>The PSPFM1BL is a portable MP3 player and radio?? the perfect companion for trips to the park?? the beach?? hanging out outdoors?? or for a dorm room. Its small size