the other buttons are all locked.
B. Under button locking status, press and hold
【
▼
】
, the screen will show
【
】
which means the
buttons are unlocked.
9)
9)
9)
9) Stereo/Mono
Stereo/Mono
Stereo/Mono
Stereo/Mono adjustable
adjustable
adjustable
adjustable
Under normal working status, press and hold
【
▲
】
to shift between stereo/mono, when the
screen shows
【
】
,it means the current sound mode is Stereo. When the screen doesn’t show
【
】
,it means the current sound mode is Mono.
10)
10)
10)
10) Battery
Battery
Battery
Battery charging
charging
charging
charging
（
1
）
Connect the battery charger(DC5V) with transmitter via the USB line, the icon
【 】
starts
flashing, the battery begins charging.
（
2
）
When battery is full after charge, the
【 】
icon will stop flashing. Usually it’s about 5hours to
charge battery full.
11)
11)
11)
11) Reminder:
Reminder:
Reminder:
Reminder: Battery
Battery
Battery
Battery charging
charging
charging
charging can
can
can
can be
be
be
be done
done
done
done no
no
no
no matter
matter
matter
matter the
the
the
the transmitter
transmitter
transmitter
transmitter is
is
is
is ON
ON
ON
ON or
or
or
or OFF.
OFF.
OFF.
OFF. Please
Please
Please
Please
kindly
kindly
kindly
kindly note
note
note
note the
the
the
the following
following
following
following items:
items:
items:
items:
A
、
When the icon
【 】
shows empty, it means battery is low and needs to charge as soon as
possible.
B
、
When charging battery as transmitter is ON, the transmitting power will be automatically
shifted to the minimum level, this is a normal phenomenon.
C
、
When charging battery as transmitter is OFF, there is nothing showing on the screen.
D
、
When the transmitter is vacant for a long time, please take the battery out and put it in cool and
dry environment.
5. Main Specifications:
No.
Item
Specification
1
Power supply
BL
－
5C Li-on battery, 3.7V 1000mAh
2
Frequency range
87~108MHz / 76~90MHz (optional)
3
Frequency Stability
±10PPM
4
Frequency stepping
100KHz
5
RF power output
（
Level 1/2 /3/4
）
0.01mW-10mW-100mW-200mW
6
Broadcasting
range
for
reference
（
Level 1/2 /3/4
）
10m-100m-300m-500m
7
Working time
（
Level 1/2 /3/4
）
16h-10h-8h-6h
8
Battery Charging time
About 5hours, voltage is 5V.
9
Spurious,
harmonic
radiation
≤
－
60dB
10
Sound distortion
≤0.2%
11
Frequency response
50Hz~15000Hz
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