Only used a couple of times. No box. UE BOOM 2 is the 360-degree wireless speaker that blasts loud, insanely great sound with deep, powerful bass in every direction–everywhere you go. PartyUp allows you to wirelessly connect to up to 50 Ultimate Ears speakers and takes your party where no other sound system can go. And with Siri + Google Now voice integration***, you just open your mouth and use your words - so instead of reaching for your phone, you can pick up UE BOOM 2 so nothing comes between you and the music. ** Requires latest firmware & software update. **No bottom Piece to make it waterproof.