Quality speaker with impressive 50 watts of power and high-quality sound. It is made in the design of rock music speakers, coated with black leather, and with matte metal on the control panel. You can play music directly from phone using a Bluetooth connection, but you can also use the USB port, or the supplied 3.5 mm audio cable. Use the rotary knobs (potentiometers) to adjust treble and bass levels. The speaker is equipped with a power saving mode which automatically shuts it off after 9 minutes of inactivity.