Warranty: 2 Years full Warranty indoor, outdoor & Compressor 2 Years in Installation Installation: with 4 Meter Copper Pipe Sound Level dB: 34/38/42, 31(mute mode) - 47(Turbo mode) WiFi Smart Management Gantle Breeze Clean Xpress Smart Airflow Inverter Technology R32 Energy Label: Cooling: 6.5 Kw/Kw A++ Heating: 5.1 Kw/Kw A+++