Noiseblocker M8-S2. Power consumption (typical): 0.72 W. Operating temperature range (T-T): -10 - 70 °C, Storage temperature range (T-T): -30 - 80 °C. Colour of product: Black, Grey. Weight: 75 g. Dimensions (WxDxH): 80 x 80 x 25 mm, Rotational speed: 1700 RPM