... speakers2) MP3 WMA music format play3) Lineln input function,External audio equipmen,such as mobile phone,computer,MP4... ... 4) FM Stereo radio function,Automatic station search5) Full-function LED indicator instructions6) Professional function LED Flashlight,Outdoor Adventure and ... Rechargeable Li-battary,support to work long time8) Full-function key operation9) Audible alarm,SOS rescue light10) High ...