Insignia NS-C3111 Guide De L'utilisateur page 6

NS-C3111 Car Stereo CD/MP3 Player
Warning Be careful when securing the mounting bracket into the opening.
The mounting bracket is made of sheet metal and has sharp edges.
If you slip while bending the mounting tabs or adjusting the bracket,
you could injure yourself.
7.17 in. (182 mm)
2.09 in. (53 mm)
5 Pull the ends of the speaker, amplifier, and antenna wires out of
the dashboard, through the mounting bracket.
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