Additional FeaturesBoost your party anthems with EXTRA BASS speaker. Dual passive radiators work together with two full-range speakers to enhance low-end tones, giving bass a boost. The speakers of the SRS-XB22 are carefully designed to give you a real three-dimensional experience. The blue lines show how angled speakers with new DSP technology send your music to a wider area, creating a festival vibe, wherever you are. The rigid and lightweight Mica Reinforced Cellular (MRC) speaker cone contributes to the sound quality. Dual 42mm speaker unit means powerful sound and bass. The compact SRS-XB22 fits easily in your bag – so the party goes wherever you go. Totally dustproof, Totally washable and waterproof, Built to party hard.