SC420 Link is an intuitive application to take measurements with the SC420 sound level meter from the touch screen of a smartphone and configure its measurement parameters remotely.The connection of the SC420 Link application with the SC420 is done through Bluetooth and allows full control of the sound level meter: Change of measurement mode, start and stop of measurement, pause, backerase and start of audio recording.SC420 Link allows to display in real time the graphic and numerical information of the measurement modules of the SC420: Sound level meter, Spectrum analyser 1/1*, Spectrum analyser 1/3* and Noise at work*.Simply mount the SC420 sound level meter on a tripod at the measurement point, position yourself at a suitable distance, connect it to your smartphone via Bluetooth and start measuring remotely safe from potentially dangerous environments and without interfering with measurement in sensitive environments.