JBL ON Stage 400ID, On Stage. Audio output channels: 2.1, RMS rated power: 15 W, Frequency response: 40 - 20000 Hz. Input voltage: 100 - 230 V. Dimensions (WxDxH): 362 x 183 x 95 mm, Weight: 1.7 kg. Colour of product: Black. Compatible products: iPod, MP3, CD players