Hamburger Mini Speaker 1.Small cute size 2.Portable , likes a hamburger on your palm Hamburger Mini Speaker*New concept integrative portable mini speaker, can even play on the center of your palm for its cute size.*Hamburger shaped , easy to carry .*Compatible with Ipod , mobile phone , MP3/4 player and other audio devices as well .*Build-in rechargeable lithium batteries, can use USB or power ...