The Bluetooth capable BriteLite M3000 Multi-Function Speaker is great for parties and gatherings. The M3000 also comes with a remote control that has basic functions. The Speaker is equiped with luggage wheels and easy to handle. Multible connections in case you would like to hook up an alternative music source (CD Player or Record Player). The USB Input is meant for the USB Thumb Drive Filled with MP3s not to charge your phone to or connect with (Bluetooth). At 3,000 Watt Peak and 300 Watts RMS this one speaker is able to be heard through out the block.