- more battery power and amplified sound - until now. Creating an immersive audio experience loud enough to fill any room, the PERI Duo also integrates a 2500mAh battery, providing more than a full charge to your smartphone. Don't spend $300 for a battery charging case and a portable wireless speaker! The Duo does it all at a fraction of the price!
The best of it is that when you refer five people you will get one freeVisit PERI DUO for your free copy