Pyle PDMT25 Operating Instructions Manual page 4

This CAUTION symbol indicates a
potentially hazardous situation, which
if not avoided, may result damage to
the product.
MAX
This symbol advises the user that the
terminal(s) so marked must not be
connected to a circuit point at which
the voltage with respect to earth
ground exceeds (in this case) 1000
VAC or VDC.
Equipment protected throughout by
Double Insulation (Class II)
Equipment complies with current EU
directives.
4