Retro Rock Amp Speaker with Tone Control Brand New Battery or USB Powered Works with any audio device with 3.5mm headphone output such as mobile phone, mp3 player, portable CD or minidisc, laptop, tablet etc. Great retro look where the "amp" controls are actually treble, bass, and volume Powered by 4 x AA batteries (included) or by plugging in to your laptop or PC USB port USB cable included for connection, as well as a 3.5mm to 3.5mm cable to connect your audio device On top is a handy slot which would sit a mobile phone in while you were using it for playback Approximate Dimensions: 140mm high x 100mm x 110mm supremewidgets.
