Noiseless oil free air compressor   JYK 50   Product Description:   Voltage: 220V/50HZ   Power(W): 2*580   Capacity(L/min): 210   Noise(dB): 55   Speed(r/min): 1400   Tank(GAL): 11.4   Maxpressure(PSI): 115 Price:$451   JYK 30A   Product Description:   Voltage: 220V/50HZ   Power(W): 1*580   Capacity(L/min): 105   Noise(dB): 50   Speed(r/min): 1400   Tank(GAL): 6.2   Maxpressure(PSI): 115 Price:$264   EWS06   Product Description:   Voltage: 220V/50HZ   Power(W): 2*580   Capacity(L/min): 210   Noise(dB): 55   Speed(r/min): 1400   Tank(GAL): 1.6   Maxpressure(PSI): 115 Price:$220      Extra Low Noise "Silent" Air Compressors QD820 QD320 Price: $288.00 out stock Price: $245.00 out stock These are air compressors with extra low noise. QD820: 185W,0.6-0.8Mpa,4L tank,0.02m³/min, 45dB, 420x190x440mm, 45 pounds, stainless portable case. QD320: 185W,0.6-0.8Mpa,1.2L tank, 0.02m³/min, 45dB, 420x190x320mm, 40 pounds, stainless portable case.