Whether you’re camping with friends or relaxing in the park, the Sony EXTRA BASS Bluetooth Portable Speaker XB23 fits into your plans as easily as it fits into your bag. EXTRA BASS sound Built-in Bluetooth technology USB Type-C port interface Compact, lightweight and highly portable X-Balanced speaker unit for clear, powerful sound IP67 rating waterproof, dustproof and shockproof Up to 12 hours of battery life Easy to use Enjoy deep, punchy sound wherever you like with the Sony EXTRA BASS Bluetooth Portable Speaker XB23. Dual passive radiators work together with full-range speakers to enhance low-end tones, giving bass a boost. X-Balanced speaker unit Developed by Sony, the X-Balanced Speaker Unit achieves high sound quality and powerful sound pressure for a richer, deeper, more rewarding listening experience. Built to last The SRS-XB23 has undergone extensive shock testing to make sure it can withstand the inevitable knocks, bumps and scrapes that come with everyday use. Speakerphone for hands-free calls The speakerphone function offers a convenient way to talk hands-free, whether it’s a conference call for work or a chat with friends.