The Bang & Olufsen Beoplay M3 allows you to listen to your favorite music in high quality. The multi-room speaker has 1 woofer and 1 tweeter. High and lower tones sound powerful and you get to hear every detail in the sound. You easily connect the speaker to your WiFi network via Bluetooth. This allows you to strem music to the speaker via your smartphone or tablet. You can access streaming services such as Spotify Connect and Deezer thanks to the integrated Chromecast. This also allows you to wirelessly connect other Chromecast speakers to each other and create a multi-room system. You easily control the speakers by using the buttons on the device. These are neatly concealed in the sleek casing.