Miele S4780 Orion Galaxy Series- Light in Weight Plus So Much More Radio Frequency Controls; suction control via +/- controls on handle 1200-watt, high-output Miele-made Vortex Motor SystemTM Sealed SystemTM construction Super Air Clean Filter (1 supplied) 3.5L / 3.7-quart capacity IntensiveClean PlusTM dustbag with flap for dust-free removal (2 supplied)