When you're on the go and grow tired of wearing the annoying headphones while listening to music, simply plug in this cool new Balloon Speaker. This compact and highly portable foam ball external speaker attaches to the headphone jack of any iPod, Mp3 player, laptop, smartphone, etc. and features internal amplification to provide more volume than standard portable speakers. It's powered by an internal lithium ion battery that provides 4-5 hours of playback and quickly recharges via USB in only two hours. Now you no longer need to keep your music to yourself!