JBL party speakers, such as the Xtreme 4 (the Bluetooth speaker shown next to the PartyBox 320 in the picture above). It’s enough for a patio party with a DJ or singer-songwriter, or a sports ...
It has JBL Original Pro Sound technology ... up to 20 hours of playback on a single charge, making it a great Bluetooth speaker option for taking to the beach or to the tailgate.