Visit Amazon sites : http://www.amazon.com/gp/product/B00GMREIKS?tag=gallianostore-20

Satechi? AirBass Active 20W Bluetooth Speaker System with Subwoofer Output and USB Port (Black)

Subwoofer output
Stream audio wirelessly via Bluetooth or connected via cables in Auxiliary Mode
Use with smartphones tablets laptops music players desktop computers and more for movies games TV shows music and more
Acoustic AirBass technology produces deep bass notes and dynamic mids and highs
Includes two speakers LR audio to 35mm cable power cable user manual