This Bluetooth speaker is distinguished first by its elegant design. Modern with his foot aluminum, harmonious with its elongated wooden frame, it fits perfectly in modern decor or easily fits in a room corner. With four built-in speakers, the speaker output sound of a great quality in the bass and treble. The Bluetooth system works well from a smartphone or tablet, even from one room to another. It is also possible to connect a USB drive to play music files or to directly connect an external device with a jack. Provided with a remote control, and a control keyboard on the top of the enclosure, the use is easy and convenient. The enclosure Bluetooth vertical Auna is a very good product that gives me satisfaction with a very reasonable price.