1 support SD/TF card music play 2 support MP3 with USB port 3 with FM radio 4 have three color : red green blue

  1   support MP3 and  SD/TF  card music play

   2   with FM more clear  radio and high sensitive external antenna

   3  Power supply: USB  DC5V   500MA Li-ion battery

   4  output power: 2 W

   5   Frequency: 40HZ-20KHZ

   6   S/N rate: more than 80db

   7   Battery working time: up to 3 hours

  

                  

MP3 mini speaker