The Beosound Emerge Compact Wi-Fi Home speaker from Bang & Olufsen delivers ultra-wide, 180-degree sound, featuring a 4” woofer that produces omnidirectional low frequencies, a compact 1.45” mid-range driver and 0.6” tweeter. This speaker also has an integrated bass port that guides the low end for a deep and rich sound, active room compensation, integration with the Bang & Olufsen app and a stylish book-inspired design.