5
M
ic
Au
x
Low Hi
gh
Au
to
M
an
HL2 v.2.02 EN
Jumpers
Amplification
Activation
Activation through internal
or external microphone
Activation through
speaker input
Low amplification of
the signal from speaker
High amplification of the
signal from speaker
Automatic activation
Manual activation
(Always ON)
Jumpers
