COMICA BoomX-U U2 Compact 2-Person Wireless Microphone System User Manual

COMICA BoomX-U U2 Compact 2-Person Wireless Microphone System

Technology Parameters

Transmitter (TX)

Receiver (RX)

Foreword
Thanks for purchasing COMICA BoomX-U

Main Features

• Portable Dual-channel UHF Wireless Microphone, Broadcast Level
• Support Multi-receiver Monitoring & Shooting
• Internal and External Mic Two Input Modes
• 180° Foldable Antenna, 120m Transmission Distance
• Support Screen Flip and Bilingual Selection
• 48 Channels Used for Several Devices Working Together
• Support Auto-scanning/Manual Channel-setting
• LCF, M/S Switch, 16-level Adjusted Gain Control, Muting Functions
• Real-time Visual Power and Audio Dynamic Monitor
• Special Anti-loose Design for External Lavalier Mic
• Colorful TFT Display, High Resolution
• Designed with Multi-functional Belt Clip and Compact

Notice

• Please make sure the IR sensor are closely aligned when pairing
• Don’t block the antenna position to avoid any poor signal generated
• Please attention that it can not realize the STEREO function when in single-channel mode
• It is recommended to adjust the antenna of the transmitter and receiver to an appropriate angle for stable transmission and long working distance
• It is recommended to keep a distance more than one meter between the two transmitters when using IR sync function, or it is easy to cause mismatching
• This product belongs to high-precision instruments, please avoid falling, collision or pounding
• Do not use the equipment in the vicinity of heat source or interference source, such as radiator, oven, refrigerator or air conditioner
• If the pick-up distance is close or when used outdoors, please put on the wind muff to prevent sound burst or reduce wind noise
• Do not use the equipment in rain or in a damp environment to avoid short-circuit danger
• Please keep the product in a dry environment

Packing List

Main Parts: Purchase Options:

Accessories

1. 3.5mm Lavalier Mic
2. Wind Muff
3. 3.5mm TRS-TRRS Audio Cable
4. 3.5mm TRS-TRS Audio Cable
5. 3.5mm-XLR Audio Output Cable
6. USB A-USB C Charging Cable
7. Carry Case
8. User Manual
9. Warranty Card

The accessories of each combination include:

• U1 = ①+②+③+④+⑤+⑥+⑦+⑧+⑨
• U2 = ①x2+②x2+③+④+⑤+⑥+⑦+⑧+⑨

Components and Instruction

Transmitter (TX):

1. Power / Low Cut Filter Button
2. Muting Button
3. Power / Low Cut Filter Indicator Light
4. Audio Status Indicator Light
5. External Mic Locking Buckle
6. 3.5mm TRS Port of External Mic
7. Internal Mic
8. IR Sensor
9. USB-C Charging Port
10. Reset Hole
11. Belt Clip
12. Antenna

Receiver (RX)

1. Menu Function Button +
2. Function Setting Button
3. Menu Function Button –
4. Group A Working Status Indicator
5. 3.5mm TRS/TRRS Monitoring Port
6. IR Sensor
7. 3.5mm TRS Audio Output Port
8. Group B Working Status Indicator
9. Reset Hole
10. USB-C Charging Port
11. Power Button
12. Belt Clip
13. Group A Antenna
14. Group B Antenna

Installation

Transmitter (TX)

1. Use internal microphone:
   Adjust the antenna angle; Install the transmitter on the collar through the belt clip so that the internal microphone points in the direction of the sound source
   For better concealment during use, it is recommended that the belt clip be fixed and used outwards

2. Use external microphone:
   Insert the 3.5mm TRS microphone input cable into the transmitter’s 3.5mm TRS external microphone port and tighten it, then clip the transmitter to the belt through the belt clip and clip the lavalier microphone to your collar

When using an external microphone, the internal microphone is automatically turned o

Receiver (RX)

Work with Camera:
Adjust the antenna angle; Fix the receiver through the belt clip to the camera’s hot shoe mount, then connect the receiver with camera through the 3.5mm TRS-TRS audio cable; Insert the headphone into the monitoring port for monitoring

Work with Smartphones:
Clip the receiver to the cold shoe mount through the belt clip; Connect the receiver with the mobile phone through the 3.5mm TRS-TRRS audio cable and pay attention to the access to the audio output jack of the receiver is the 3.5mm TRS plug, and the access to the mobile phone is the 3.5mm TRRS plug; Insert the headphone to the 3.5 mm TRS/TRRS monitoring port for monitoring

Function and Usage

Transmitter (TX)

Function Introduction:

1. Power /Low Cut Filter Button
   Long press for On/Off; Short press for Low Cut Filter

2. Muting Button
   Long press to switch between normal recording and mute

3. Power /Low Cut Filter Indicator Light
   Blue light keeps on after turning on the Transmitter; Purple light keeps on after turning on Low Cut Filter mode; Red light flickers when pairing transmitter and receiver or low power; Red light keeps on when charging

4. Audio Status Indicator Light
   Blue light flickers when sound is input; Red light keeps on when sound is crackled or mute status

5. Reset Hole
   If there is an abnormal phenomenon such as the device is crash or being unable to turn on, then insert the reset pin into the reset hole to reset it

6. Internal Mic
   Turn the Mic to the sound source

7. 3.5mm TRS External Microphone Port
   Insert the 3.5mm TRS microphone input cable, and you can use the external Lavalier microphone for recording. At this time, the internal microphone of this device is automatically turned off

8. IR Sensor
   It’s paired successfully only when the receiver and transmitter’s IR sensor are closely aligned

9. USB-C Charging Port
   Connect the transmitter with the 5V power through the USB A-USB C charging cable to charge

Receiver (RX)

Receiver (RX) Function Introduction:

1. Power Button
   Long press for On/Off; Short press on the function menu interface to exit the current interface

2. SET Function Button
   Short Press can enter the setting display page, then adjust the related function

3. Function Selection Button +
   Short Press for function adjustment (+)

4. Function Selection Button –
   Short Press for function adjustment (-)

5. Group A/B Working Status Indicator

   • The indicator light is off when unpaired; the Blue light keeps on after paired successfully;
   • Red light flickers when at low power; the Red light keeps on when charging

6. 3.5mm TRS Audio Output Port
   Connect with a mobile phone through the 3.5mm TRS-TRRS audio cable; Connect with a camera through the 3.5mm TRS-TRS audio cable

7. IR Sensor
   It’s paired successfully only when the receiver and transmitter’s IR sensor are closely aligned

8. 3.5mm TRS/TRRS Monitoring Port
   Insert headphones to monitor

9. Screen Flip Function
   You can flip the screen 180 degrees to use according to different scenes

10. Reset Hole
    If there is an abnormal phenomenon such as the device is crash or unable to turn on it, then insert the reset pin into the reset hole to reset it

11. USB-C Charging Port
    Connect the receiver with the 5V power through the USB A-USB C charging cable to charge

Receiver (RX) Screen Display Instruction:

Receiver (RX) Operation Instruction:

1. Auto Pairing of Group A/B

2. Short press the button to “setting” display page; press the button to Auto Pair mode of Group A or Group B

3. Short press the button for adjustment, press the button to select whether or not pairing, then short press to confirm. It will show “Paired CHXX” to prompt the channel of Paired after successful pairing; it will show “Fail” after unsuccessful pairing
   Please turn on the transmitter and make sure the IR sensor is closely aligned when pairing or it may cause failed pairing

4. Short press the button to back to the home screen ( The operation methods for other interfaces are the same as above)

5. Manual Pairing of Group A/B
   Short press the button to “setting” display page, use the button to manually adjust the channel of A/B Group, short Press the button for adjustment, then use the button to select the channel, short press button to confirm and complete the pair

6. Volume Adjustment
   Group A/B Volume Adjustment

7. ‘Stereo/Mono’ Mode Adjustment
   A channel is the left channel and B channel is the right channel in Stereo Mode. Please attention that it can not realize the STEREO function when in single-channel mode

8. Screen Flip Function
   You can flip the screen 180 degrees to use according to different scenes

9. System Language
   In the system language menu, select the corresponding language

10. Version
    Check the current version

Pairing Method

Dual-Channel Mode:

1. Set the display page to A/B Group Pairing
2. Keep the receiver and transmitter’s IR sensor are closely aligned before pairing
3. Use the pairing function to pair the two transmitters respectively for the A/B Group

Specifications

Transmitter (TX)

Receiver (RX)

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