JBL OnTour portable speaker system. WORKS GREAT!

Astonishing bass and clear accurate sound from a pocket sized system. The two aluminum domed transducers are driven by powerful Neodymium magnets. Signal-to-Noise Ratio - >80dB Voltage Input - 100 - 230 VAC, 50 - 60 Hz, for use around the world Dimensions - Width - 7 x Depth - 3.5 x Height - 1.4. On Tour Plus offers more than 24 hours of continuous play on four AAA batteries. Uses standard audio cable to connect. NO AC ADAPTER BUT CAN BE PURCHASED. 6V-1.0A. WORKS GREAT WITH BATTERIES!