Konsung KSW-5 Low Noise Home Oxygen Concentrator is a medical grade device which is used to deliver oxygen to patients with breathing related disorders. Patients with lower than normal oxygen concentration within their blood may require the use of such an oxygen concentrator to compensate for that oxygen. France imported Molecular sieve, USA technology oil free Compressor, 1 - 5 LPM Oxygen flow, less than 45dB, 0.04 - 0.06 Mpa output pressure, 93% ± 3% Oxygen purity. For Details, Please Contact us: 01819408980, Ethan Medical Ins. 144-144/1 Green Road, 2nd Floor, Farmgate, Dhaka-1205, Bangladesh.