This card looks like a sandwich.
It comprises two pieces: main and child.
And also has a set of cables and CDs.
But it works only in Win3.1-Win95, because this card has been released in past century.
set bell-style none
.input.rc
setterm -blength 0
or
setterm -bfreq 0
or
echo -ne '\033[11;0]'
init=/bin/bash
at boot time.kernel /boot/vmlinuz-2.6.15-26-386 ...
kernel /boot/vmlinuz-2.6.15-26-386 ... init=/bin/bash
linux init=/bin/sh
mount -o remount,rw /
in the command line.