For use with any smartphone with an external speaker without the need for pairing?? cables or Wi-Fi network</br>Compatible with iPhones?? iPods?? and Android devices</br>Featuring a built in passive radiator used to enhance bass effect</br></br>Product Description</br></br>The Soundboard Portable Speaker has a total output power of 2W?? with enhanced sound from its dual-ported audio design?? volume controls?? and a 3.5mm audio in jack (cable included). The Soundboard offers two options for power: 5V DC or batteries (3xAA?? sold separately)?? with an LED power indicator. Enjoy amazing?? size-defying sound anywhere you go with the SOUNDFLOW Soundboard Portable Speaker!</br><br/>http://www.amazon.com/gp/product/B00EFS11YM