Bang & Olufsen PLAY by Bang & Olufsen Beoplay S3 Home Bluetooth Speaker (Black) BeoPlay S3 is a Bluetooth speaker that fills your room with clean and natural sound. Start with one speaker for an ambiance experience - add another one later and get a true wireless stereo experience. Fine tuned by Bang&Olufsen sound engineers to deliver a music experience that stays true to what the artists intended The speaker core and body are made out of rigid polymer that has been carefully crafted to ensure optimal acoustic stability and eliminate resonance. Change the speaker covers in a snap and make the appearance of the S3 match your style.