The Sony ULT Field 5 in a sleek Black finish is a portable speaker from the ULT POWER SOUND series designed for those who want a powerful audio experience wherever they go. It features a 2-way system with a passive radiator, combining a 79 x 107 mm woofer and a 46 mm tweeter to deliver a balanced sound that you can customize using the dedicated ULT button for deeper bass. To keep the energy high during gatherings, this Black speaker includes a 360° Party Light and Party Connect functionality, allowing you to link multiple compatible units. Built for the outdoors, this speaker is waterproof, dustproof, and rustproof, meaning it can handle splashes or sandy environments without issue. It weighs approximately 3.3 kg and measures 320 x 144 x 125 mm, making it easy to transport via the included shoulder strap. For added utility, the built-in rechargeable lithium-ion battery not only powers the music but also allows you to charge other devices through the USB Type-C DC OUT port. An AUDIO IN jack is also available for wired connections, ensuring the device remains versatile across different operating temperatures from -5 °C to +35 °C.