- May 15, 2014
- 17
- 1
We have a new backpack that has great sound. Two speakers ,PA System and 6 ports to charge the phones. It has blue tooth and has two batteries . Last at least 72 hours + It's sounds better then Beats and Bose . It is much lighter and with the Airbac System it feels like half the weight . please go to www.ryvlution.com Please let your gym know about our new product .
