Vacuum Cleaner SeriesTECHNIC PARAMETERPOWER: 2200WVOLTAGE: 220-240V FREQUENCY: 50HZVACUUM: >22--24KPa NOISE LEVEL: <72dBDUST CAPACITY: >5.5L LINE LENGTH: >9m OPERATION RADIUM:>12mUNIT SIZE: 507X325X260mmSUCTION POWER: >320~400W AIR FLOW: >2.0-2.3m/minCORD RETRACTABLE UPRIGHT STAND DEVICE6-FILTER SYSTEM CLEAN THOROUGHTYSUCTION CONTROL ON UNIT HOSE SET360?? ROTAION