What is a good loud rechargable portable speaker I can buy for an IPhone//IPad?

I'm a girls tennis coach and I want a speaker(s) for practice that the girls could hear three courts down. Hoping for something reasonable. I can't afford Boise.

1 Answer from the Community

  • Ion block rocker

    • Answered by Semen Y from Yekaterinburg
    • May 28, 2013