... Material:Grade-A aluminium alloy materialColors: Red, Black, Grey, BlueFunction:MP3 Player + Speaker + Flashlight Features: Features:Stylish and classic appearance, aluminium ... alarm whistle can setup your own favorite).With TF card slot, it can be used as USB disk when plug in ... left: 10mW, right: 10mW (320hm)Music pattern:MP1, MP2, MP3, WMA, WMV, ASF, MAV Flashlight: 1W LED, it can be used more ...