COMICA U2 BOOMX-U Broadcasting-Level Multi-Functional Mini UHF Wireless Microphone

Technology Parameters

Transmitter (TX)

Channels	48
Group A Wireless Frequency	568.125MHz ~ 579.875MHz
Group B Wireless Frequency	580.125MHz ~ 591.875MHz
Transmitting Power	15dBm

Receiver (RX)

Channels	48
Group A Wireless Frequency	568.125MHz ~ 579.875MHz
Group B Wireless Frequency	580.125MHz ~ 591.875MHz

Foreword

Thanks for purchasing COMICA BoomX-U Broadcasting-Level Multi-functional Mini UHF Wireless Microphone.
To ensure bring you a good using experience, please read this manual book carefully before using and correctly install and operate.

Main Features

• Mini and Portable, Broadcast Level
• Dual-Channel UHF Wireless Microphone
• Internal and External Mic Two Input Modes . Working Distance is Up to 120m
• Multiple Channels Used for Several Devices
  Working Together
• Auto-scanning and Quick IR Pair
• LCF, M/S Switch, 16-Levels 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
  Support Screen Flip
• 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 STEREO function when in single channel mode
• It is recommended to adjust the antenna of transmitter and receiver to 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 this equipment in the vicinity of heat source or interference source, such as radiator, oven, WIFI AP, intercom or next to the other wireless devices
• 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
7. Cable 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
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 

Receiver (RX) 

1. 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
2. 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/O˜; 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 turn on the Transmitter; Purple light keeps on after turn on Low Cut Filter mode; Red light
   flicker when pairing transmitter and receiver or low power; Red light keeps on when charging
4. Audio Status Indicator Light 
   Blue light flicker 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 unable to turn on it, 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 
   Indicator light is off when unpaired; Blue light keeps on after paired successfully;
   Red light flicker when low power; Red light keeps on when charging
6. 3.5mm TRS Audio Output Port 
   Connect with mobile phone through the 3.5mm TRS-TRRS audio cable; Connect with 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 headphone 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

1. The pairing of Group A/B 
   1. Short press button to “setting” display page; press button to Pair mode of Group A or Group B
   2. Short press button for adjustment, press 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 Note: Please turn on the transmitter and make sure the IR sensor is closely aligned when pairing or it may cause failed pairing
   3. Short press button to back to the home screen ( The operation methods for other interfaces are the same as above )
2. Volume Adjustment 
   Group A/B Volume Adjustment
3. Stereo/Mono’ Mode Adjustment 
   A channel is a left channel and B channel is the right channel in Stereo Mode. Please attention that it can not realize STEREO function when in single channel mode
4. Screen Flip Function 
   You can flip the screen 180 degrees to use according to dierent scenes
5. 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

Specification

Specification
transmitter (TX)                                              Receiver (RX)
Antenna	PCB Antenna		Antenna	PCB Antenna
Polar Pattern	Omnidirectional		Receiving Sensitivity	-90dBm
Frequency Response	80Hz ~ 20kHz		Sound Delay	<20ms
Sound Delay	<20ms		External Mic Input Interface	3.5mm TRS
External Mic Input Interface	3.5mm TRS		Monitor Interface	3.5mm TRS/TRRS
Battery	Li-ion Battery 600mAh 3.7V		Battery	Li-ion Battery 600mAh 3.7V
Battery Life	6 Hours		Battery Life	6 Hours
Net Weight	47g		Net Weight	55g
Dimension	49 x 22 x 66mm		Dimension	49 x 22 x 66mm
Operating Temperature	0℃ ~ 50℃		Operating Temperature	0℃ ~ 50℃
Storage Temperature	-20℃ ~ 60℃		Storage Temperature	-20℃ ~ 60℃

www.comica-audio.com 

Email: support@comica-audio.com
The COMICA LOGO is trademark that is registered and owned by Commlite Technology Co.,Ltd

Documents / Resources

COMICA U2 BOOMX-U Broadcasting-Level Multi-Functional Mini UHF Wireless Microphone [pdf] User Manual U2, BOOMX-U Broadcasting-Level Multi-Functional Mini UHF Wireless Microphone, U2 BOOMX-U Broadcasting-Level Multi-Functional Mini UHF Wireless Microphone

References

• User Manual