Comica CVM-WM300 User manual

USER MANUAL
CVM-WM300
UHF Wireless Microphone

Foreword
Main Features
Thanks for purchasing COMICA WM300 UHF wireless microphone.
WM300 is an all-metal wireless microphone with dual-transmitter triggered by one
receiver, with built-in polymer lithium battery, it utilizes UHF wireless FM
technology and LCD high-resolution lattice screen,16-level adjustable volume,
and integrated into LCF（Low cut filter) , Auto-scanning, Auto IR Channel-match,
stereo / mono switchable audio mode, RF signal strength adjustment, MIC/LINE
IN input dual selection, power monitoring at receiver end, sound pickup dynamic
display, backlight adjustment and other functions, at the same time with strong
shielding anti-noise performance, it’s a high-quality microphone to broadcasting
level;
To ensure the smooth use and safety of the product, please carefully read this
instruction before using and properly assemble and operate.
. Dual Transmitters Triggered by One Receiver, A/B Double Group Options;
. Used for Multiple Devices Working Together;
. Working Distance is Up to 120m (120m in Open Area, 80m in Barrier Area);
. LCF Low Cut Filtering Mode;
. Auto-scanning for Quick Channel Selection;
. Manual or Auto IR Sync;
. Optional Language;
. Adjustable RF Signal Strength;
. Audio Dynamic Display Bar;
. 16 Levels Volume Adjustment;
. Transmitter Power Monitor;
. Mono/Stereo Switchable Output Modes;
. Built-in Rechargeable Lithium Battery, Slim Body;
. Low-consumption, Super-long Standby Time;
. Lattice LCD Display, High Resolution;
. Full Metal Manufacturing, Excellent Shielding;
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Notice
Package Contents
Transmitter should be more than 20cm from Receiver, when the distance is less
than 20cm, Receiver’s wireless signal receiving part will take protect action to shut
down the receiving of wireless signal, then audio may be intermittent, which is
normal;
When using auto IR sync, please stay within one meter, otherwise the signal may
be too weak and the sync will not be successful;
In the case of stereo/mono mode switch, please preset the mode before using to
avoid the transient interference caused by switching during usage;
The antenna will affect the working distance. Please protect the antenna and avoid
any man-made damage;
The working distance will be affected by the surrounding environment. Please try
to keep the environment open without interference during usage, and close the
WIFI of the device itself;
When using this product in a short distance, it is recommended to set RF strength
at ‘LOW’ to reduce the power consumption;
For smart phone shooting, customers must separately purchase a TRS-TRRS
audio converting cable,and pay attention to set the mobile phone mode to 'Flight
Mode' to avoid incoming call interference;
(It does not support the original recording system of some android systems, the
third-party APP is recommended to be used in this case);
Please keep this product in dry environment;
Do not expose the device in rain or humid environment, otherwise there will be a
danger of short circuit;
Main Parts：
Lavalier Transmitter (TX) Hand-held Transmitter (HTX) Receiver (RX)
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WM300(A) = 2TX + RX
WM300(B) = TX + HTX + RX
WM300(C) = TX + RX
WM300(D) = HTX + RX
TX TX RX
++
TX HTX
HTX
RX
++
TX RX
+
RX
+
Multiple Selections:
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WM300(A)= x2 + + + x2 + x3 + + x2 + + +
WM300(B)= + + + + x2 + + + + +
WM300(D)= + + + + + + +
WM300(C)= + + + + x2 + + + + +
3.5mm Mic Audio Input Cable
3.5mm-3.5mm Audio Output Cable
3.5mm-XLR Audio Output Cable
Micro USB Charging Cable
Belt Clip
Hot-shoe Mount
Wind Muff
Portable Box
User Manual
Warranty Card
Accessories:
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The accessories of each combination include：
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Components and Instruction
Components
Lavalier Transmitter (TX)
Antenna
Matching Status Indicator Light
Sound Status Indicator Light
LCD Screen
Power / Muting Button
SET Function Button
IR Sensor
MIC / LINE IN External Input
Function Selection Button +
Function Selection Button -
Belt Clip
1/4 Mounting Hole
Charging Indicator
Micro USB Charging Socket
Reset Hole
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The function of reset hole: when
function program of the product is
disorganized and unable to make
normal adjustment or even
shutdown, you can use an
appropriate taper tool to insert the
reset hole to realize the function
reset. 5

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Microphone
LCD Display
Power / Muting Button
IR Screen
Low cut/Normal Audio Switch
Signal Strength “High/Low” Switch
Hand-held Transmitter (HTX)
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LCF
RF
LCF
-
RF
High
Low
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Receiver (RX)
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Group A Antenna
Group B Working Status Indicator Light
Group A Working Status Indicator Light
LCD Screen
Power Switch
SET Function Button
3.5mm Audio Output Socket
IR Sensor
3.5mm Monitoring Socket
Group B Antenna
Function Selection Button +
Function Selection Button -
Belt Clip
Charging Indicator
Micro USB Charging Socket
Reset Hole
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Lavalier
Transmitter
/ Receiver
Hand-held
Transmitter
Power / Muting Button
Long Press
Short Press
Power On / Off
Power / Muting Button
“Low cut/ Normal”
Sound Switch
Signal Strength
“High/Low”
Switch
Long Press Power On / Off
Muting Mode（This function is only
for transmitter, when the mute
function is turned on and the
screen is lighted up）
Short Press Muting Mode（Only goes into
effect when the screen lights up）
SET Function Menu
+ Button
- Button
Long Press Enter the function adjustment menu
Short Press
Short Press
Short Press
1.Confirm the selected function
2.Exit the function adjustment menu
Function Adjustment (+)
Function Adjustment (-)
Push-up Signal strength--high
Push-down Signal strength--low
Push-up Low cut
Push-down Normal
Function Button Instruction
LCF
-
RF
High
Low
Signal strength high / low switching effect:
With high signal strength, the wireless working distance is up to 80-120M, high
power consumption, battery life is short; With low signal strength, the wireless
working distance is up to 30-60M, low power consumption, the battery can be
used for a long time.
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