Compact yet powerful size to deliver powerful beats wherever you travel Perfectly Portable: Use the handy carrying strap to carry around the house Splash-proof casing: You can go to the pool or beach without worrying about water damaging the speaker unit Sound Upgrade: Connect two speakers wirelessly and get stereo sound with speaker add function,LONGER BATTERY LIFE: Longer virtual happy hours with the speaker's rechargeable battery life of up to 6 hours,This model does not include WPC compatibility.