This Sony portable speaker gives you seriously big audio in a conveniently travel-sized package. Forget carting cables about with you, just connect your phone via Bluetooth to crank up the tunes. With a 16-hour battery life, it'll see you through the longest garden party without needing to recharge. And if the weather takes a turn, a bit of rain isn't going to ruin the vibe as this clever little soundbox is waterproof too. Most importantly, you won't believe your ears when you hear the powerful Sound Diffusion Processor filling the entire space with rich, balanced audio. Now, you've just got to decide what the next song will be.