residential
installation.
This
equipment
generates
uses
and
can
radiate
radio
frequency
energy
and,
if
not
installed
and
used
in
accordance
with
the
instructions,
may
cause
harmful
interference
to
radio
communications.
However,
there
is
no
guarantee
that
interference
will
not
occur
in
a
particular
installation.
If
this
equipment
does
cause
harmful
interference
to
radio
or
television
reception,
which
can
be
determined
by
turning
the
equipment
off
and
on,
the
user
is
encouraged
to
try
to
correct
the
interference
by
one
or
more
of
the
following
measures:
‐
Reorient
or
relocate
the
receiving
antenna.
‐
Increase
the
separation
between
the
equipment
and
receiver.
‐
Connect
the
equipment
into
an
outlet
on
a
circuit
different
from
that
to
which
the
receiver
is
connected.
‐
Consult
the
dealer
or
an
experienced
radio/TV
technician
for
help.
Summary of Contents for STHD-F1
Page 1: ...Headset for Two Way Radio Wired version Bluetooth version 2 Instruction manual...
Page 9: ...LED display function common specifications 7...
Page 11: ...Headset volume adjustment function common specifications Volume button 9...
Page 13: ...The noise cancellation function common specifications 11...
Page 15: ...Emergency call function common specifications Emergency button 13...
Page 17: ...Switching Two way radio main speaker Earphone mike common specifications Function button 15...
Page 19: ...Battery mounting version Charging terminal 17...
Page 21: ...LED display function Bluetooth version 19...
Page 23: ...Paring function Bluetooth version 21...
Page 25: ...Pairing with wireless PPT Within 10 seconds press PPT switch several times 23...
