Custom Audio Electronics PLUS4 - 3.4 Product Label

3.4 Product label
The main data used to identify the machine are shown on the label attached to the bottom of the device.
In particular, it shows the electrical data for the connection to a power source. It also shows the product code, the serial
number and the hardware revision (R).
P/N: <product code>
<rating>
R<n>
S/N: <serial number>
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