Have your music and drink it, too with the DubStein Beverage Holder Speaker by DubGear Audio. This incredible system combines a powerful Bluetooth speaker and a convenient drink holder. Of course, it comes with an IPX4 rating for splash-proof protection. The DubStein makes it possible to keep the party going anywhere you go. In addition, it connects to your device via Bluetooth to give you ultra-smooth audio while dispersing sound a full 360 degrees. It also has dual bass boost and even a built-in microphone for hands-free calls. Additionally, the DubStein places the controls right at your thumb for easy access. The 375ml drink insert is compatible with both cans and bottles as well as hot and cold beverages. Finally, the integrated battery gives the DubStein a solid 15 hours of playtime.