SRS-XB33 support EXTRA BASS sound which is achieved on the XB wireless speaker line up through Sony’s renowned audio technology. Backed by Sony’s newly developed X-Balanced Speaker Unit, these speakers provide high sound quality and powerful sound pressure for a richer, deeper, and more rewarding listening experience. The unit’s non-circular shape ensures maximum punchy bass, by increasing sound pressure around the speaker’s diaphragm. The new speakers added to the Extra Bass series have an IP67 rating which makes them dustproof, rustproof, and waterproof. The speakers are also saltwater resistant making them the best travel partners for a visit to a beach, forest, or dessert. The speakers spot a shockproof durable design which has gone through various levels of extensive shock testing and can withstand the inevitable knocks, bumps, and scrapes. With built-in Google Assistant manage your day, simply by asking your assistant, enjoy entertainment, connect with friends, get information, listen to music and notifications, set reminders and much more through hands-free, voice-controlled experience. The built-in microphone in the speakers allows it to catch ambient sound competitively and ensure a seamless hands-free music experience. Switch effortlessly between songs and calls by just pressing the multi-function button and a built-in mic enables you to take hands-free calls from selected smartphones. The party connect feature lets one connect up-to 100 compatible wireless speakers with BLUETOOTH® technology to sync the music and lights to ensure everyone dances to the same beat. The music festival atmosphere created by the speaker. The SRS-XB33 speakers lets one create a music festival atmosphere with the multi-colour line light, tweeter light and speaker light all in sync with the beat. The Sony | Music Centre app can be used to control the music from the dance floor which lets one select their favourite playlist, cue the next song or turn the lighting on/ off to suit the mood. The lights and gesture control of the SRS-XB33 can be handled through the “Fiestable” companion app that helps in creating a lively club feeling straight from one’s smartphone.