... loss>50dBExchangeability≤0.2dBRepeatability≤0.2dBVibration test<0.10dB(10-60Hz,1.5mm amplitude)Drop test<0.10dB(Height:1.5m, ... min)Mechanical Durability<0.20dB(>500 times)High-Temperature test<0.20dB(+85°C,Last 168 hours )Low-Temperature ... .20dB(-40°C,last 168 hours)Temperature cycling test<0.20dB(-40°C~+75°C,95%R.H ... ,21 periods,168 hours)humidity test<0.20dB(+25°C~+65°C,relative humidity 95%, ...