This JBL Charge 2+ portable speaker features a Bluetooth 3.0 interface with social mode, so you can wirelessly link with up to 3 compatible Bluetooth-enabled devices simultaneously. A USB port enables you to charge select devices.
Not JBL's fault but I upgraded. My first one had connect issues. I read online that they were coming out with the extreme and waited. So happy that i did. I use on boat
JBL Xtreme Speaker: Enjoy high-quality audio at the poolside without worrying about getting this splash-proof speaker wet. Dual USB ports let you charge your USB devices for flexibility, and Bluetooth simplifies connectivity to your compatible mobile devices.
This is the best bluetooth speeker I have ever had. Bought a bose for my dad and compared to this it is junk! Worth the money spent. wish I could have two and play both at the same time. Rock da house.