Macally Stereo speakers, charger for iPod/iPod mini/iPod photo, UK power adapter. RMS rated power: 2 W, Frequency range: 20Hz-20 KHz, Impedance: 8 Ом. Cord length: 0.5 m. Diameter: 66 mm, Weight: 950 g. AC adapter output current: 1.5 A, AC adapter output voltage: 12 V. Type: Portable speakers, Audio output channels: 2.0, Surround speaker dimensions (WxHxD): 96 x 96 x 86 mm