Features:

-Support Phone/Laptop/Tablet PC/TF card (Micro Card )/USB

-Modular'Buddy-Jack' design: connect a row of Mini Speakers to get jaw-droping audio performamce 

-Epanded Bxs(Bass Xpansion System) Drivers a fuller， richer low-end response .

-New， larger 52mm driver delivers precise highs for superb sound 

Playing time : 1 to 1.5 hours