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Noise
or
abrupt stop
1.
Check the accumulator to see
if
it is low
in
voltage.
2.
Built-in battery
low,
please useAC power instead to power the system.
3.
Check the cable connection to the speaker. The cable might
be
broken after a
long
time
use.
4.
Possible frequency interference with local transmission. Please contact the
dealer
to
change channels for better reception.
No voice heard
1.
One
of
the powers is not turned, please check all power source and make
sure they are all on.
2.
The volume control knobs are turned to lowest level. Make sure they are
proper
in
sound.
3. Lavaliere cables are broken after a long time use.
Take out the
9V
battery to avoid its
acid damaging the components
of
the transmitter
if
you are not going
to use
itfor
a period
oftime.
Technical specifications
CAUTION:
Warning: Don't dismantle this product.
The maintenance
and
inspection
should
be carried out
by
a qualified technician
to
avoid
the
risk
of electric
shock
and
damaging
the
components.
Power: AC 110V 50Hz;DC 12V/l.2AH
(built-in rechargeable battery;)
External DC power:
12V/lA
Speaker:
16CM,10W/4Q
Frequency Range: VHF 160-270MHz
Sensitivity:
10dB/~
V (S/N:>60dB)
Oscillationg Mode: ±O.005% quartz control phase locked
Wireless effective range:
UP
TO
100FT
Dimension:
Peak power:
Output power:
lBOX300X
100MM
BOW
max
20W
We
reserve the right
of
changing technology and speCifications
of
our products
without
notice
in
advance.