Rely on the Sony sound experts to pack all you need into this tiny, but big-sounding speaker. Super-portable, durable outdoors, and sounds great for its size. So you can enjoy clear, powerful sound wherever you want to go. Big bass that belies its size With Extra Bass tech, its Sound Diffusion Processor spreads the sound in all directions, while the Passive Radiator and Full-range speaker enhance the low-end tones, for deeper bass than you'd expect from such a brilliantly compact speaker. Great in the great outdoors IP67-rated. That means it's waterproof and dust-proof. So take it to chill out in the park, or by the river or pool with no worries. Essentially, it can be immersed in water up to a metre deep for up to 30 minutes (and means it's easily cleaned too). Great to go It's built for life-on-the-move. Small, lightweight, easy to pop into your bag and take with you. Plus, its multi-way strap makes it a cinch to carry or attach to something if need be. The brilliance of Bluetooth Connecting by Bluetooth, it's compatible with both iOS and Android devices. With Android, it supports Fast Pair for virtually instantaneous connection. Speakerphone too It can also be used to make phone calls and supports better call quality with Echo Cancelling technology. So two people can talk at the same time with no clipping or cutting out. Stereo go Want even bigger sound Connect two XB100s together wirelessly for super-spreading stereo sound. Tiny speaker, big battery life It'll last for up to 16 hours off a single charge, with a handy battery status indicator to keep you in the know, and recharges via USB-C port.