The Altec Lansing HydraWave EverythingProof portable bluetooth speaker is equipped with versatile features that will prepare you for every adventure! Up to a 12-hour battery life, included speaker mount, carabineer clip and bungee cord allow you to take your music anywhere. Increase your sound with the Party Sync feature that allows you to pair 100+ HydraWave speakers together. The party just got better with Altec Lansing!