1. Introducció
Gràcies per la compraasing the COMICA BoomX-U QUA UHF Wireless Lavalier Microphone System. This system is designed to provide high-quality audio recording for various applications, including DSLR cameras, camcorders, and smartphones. Please read this manual carefully before use to ensure proper operation and to maximize the product's performance.
Producte acabatview video demonstrating the COMICA BoomX-U QUA system in use.
2. Característiques principals
- Micròfon sense fil UHF de 4 grups, nivell de transmissió
- Dos modes d'entrada intern i extern
- 24 canals, suport de monitorització i trets de múltiples receptors
- Admet l'escaneig automàtic/configuració manual del canal
- 180° Foldable Antenna, 120m Super-long Transmission Distance
- LCF (Low Cut Filter), 16-level Adjusted Gain Control, Optional Language, Muting Functions
- Support 4 Audio Tracks Mixing and Individual Output Functions
- Admet la càrrega mentre s'utilitza, durada de la bateria fins a 6.5 hores
- Pantalla LCD per poder intuïtiu i monitor dinàmic d'àudio
- Disseny especial anti-soltes per a micròfon extern Lavalier
- Dissenyat amb clip de cinturó multifuncional i compacte
3. Llista d'embalatge

All components included in the COMICA BoomX-U QUA system.
- Transmissor (TX) *4
- Receptor (RX) *1
- 3.5mm Mic Audio Input Cable *1
- Muff de vent *1
- 3.5mm TRS-XLR Audio Cable *1
- 3.5mm TRS-TRS Audio Cable *1
- 3 in 1 Charging Cable *1
- Cold-shoe Quick Release Plate *1
- Maleta de transport *1
- Manual d'usuari *1
- Targeta de garantia *1
4. Producte acabatview
4.1 transmissor (TX)

Detallada view of the Transmitter (TX) unit with all its components labeled.
4.2 Receptor (RX)

Detallada view of the Receiver (RX) unit with all its components labeled.
5. Guia de configuració
5.1 Càrrega dels dispositius
The system includes a 3-in-1 USB-C charging cable. Connect the cable to the USB-C charging ports on the transmitters and receiver. The transmitters have a 700mAh built-in lithium battery, and the receiver has a 1400mAh built-in lithium battery. The system supports charging while in use, providing up to 6.5 hours of operation.

Charging the Transmitter and Receiver units.
5.2 Mounting the Transmitter (TX)
The transmitter units come with a belt clip for easy attachment to clothing or a belt. You can use either the internal microphone or connect an external lavalier microphone to the 3.5mm TRS port.

Using the lavalier microphone or built-in microphone on the transmitter.
5.3 Connexió del receptor (RX)
The receiver can be mounted to a camera, camcorder, or smartphone using the cold-shoe quick release plate and appropriate audio cables.
- For Cameras/Camcorders: Use the provided 3.5mm TRS-TRS Audio Cable or 3.5mm TRS-XLR Audio Cable to connect the receiver's output to your device's audio input.
- Per a telèfons intel·ligents: Use the provided 3.5mm TRS-TRRS Audio Cable to connect the receiver's output to your smartphone's audio jack. For iPhones, an official 3.5mm TRS to Lightning adapter is required (not included).

Compatibility and connection types for various devices.

Receiver connected to a smartphone.

Receiver connected to a camera with XLR cables.

Receiver connected to a laptop.
6. Instruccions de funcionament
6.1 Encès/Apagat
Press and hold the power button on both the transmitters and the receiver to turn them on or off.
6.2 Channel Setting and Pairing
The system supports both auto-scanning and manual channel setting.
- Auto-scanning: This feature helps you automatically select the best channel, especially useful in scenarios with multiple transmitters to one receiver.
- Manual Channel-setting: Allows you to manually select the desired channel. This is often used in 'One Transmitter to Multi-receiver' or 'Multi-transmitter to Multi-receiver' setups.

Auto-scanning and Manual Channel-setting process.

Detailed auto-scanning and manual channel-setting diagram.
6.3 Gain Control and LCF (Low Cut Filter)
- 16-level Adjusted Gain Control: Use the gain control buttons on the receiver to adjust the audio input level to suit various recording needs.
- LCF (Low Cut Filter): Press the LCF button to filter out low-frequency noise, such as wind or rumble, for clearer audio.
6.4 Muting Function
The muting button on the transmitter allows you to quickly mute the microphone, which is useful for handling on-site emergencies during streaming or recording.
6.5 Monitoring and Output Modes
The receiver features an LCD screen for intuitive power and audio dynamic monitoring. It supports 4 audio tracks mixing and individual output functions.
- Non-mixing Mode: Provides four independent audio tracks output, convenient for post-production.
- Mode de barreja: Combines four groups into one audio track output.

Non-mixing mode: Four independent audio tracks output.

Mixing mode: Four groups mixed into one audio track output.
6.6 Ajust de l'antena
It is recommended to open and adjust the antenna of both the transmitter and receiver to an appropriate angle for stable transmission and long working distance. When using the auto scan function, unfold the receiver's antenna to prevent scan failure.
7. Manteniment
- Keep the devices dry. Do not expose them to rain or moisture.
- Do not disassemble the microphone system privately, as this may void the warranty.
- Clean the devices with a soft, dry cloth. Avoid using harsh chemicals or detergents.
- Store the system in the provided carry case when not in use to protect it from dust and damage.
8. Solució De Problemes
8.1 Problemes comuns i solucions
- Error de vinculació: Ensure the IR sensors on the transmitter and receiver are closely aligned during the pairing process.
- Senyal pobre: Do not block the antenna position. Adjust the foldable antennas on both the transmitter and receiver to an appropriate angle for optimal signal strength.
- Auto Scan Failure: Make sure the receiver's antenna is fully unfolded when performing an auto scan.
- Sense sortida d'àudio: Check all cable connections (TRS-TRS, TRS-TRRS, TRS-XLR) to ensure they are securely plugged into the correct ports on both the receiver and your recording device. Verify the gain levels on the receiver are not set too low or muted.
- Durada de la bateria baixa: The system supports charging while in use. Ensure devices are fully charged before extended recording sessions.
8.2 Preguntes freqüents (FAQ)
- Q: Does it come with 3mm jack cords or any cords at all other than USB?
- A: It comes with everything you need: 3.5mm TRS-XLR, TRS-TRS, TRS-TRRS Audio Cables, a 3-in-1 USB-C Charging Cable, and 4 lines of 3.5mm Mic Audio Input Cable are all included in the package.
- Q: Can multiple sets of BoomX-U QUA be used?
- A: Up to 3 sets of BoomX-U QUA can be used at the same time. If four transmitters are not enough to meet the needs of the number of people, you can purchase multiple sets of equipment for simultaneous use.
- Q: Will this system hook up to an iPhone?
- A: Yes, it can. You will need to purchase an official 3.5mm TRS to Lightning adapter separately.
- Q: Is it possible to get separate audio for each transmitter?
- A: Yes, the BoomX-U QUA supports 4 audio tracks mixing and individual output, which is convenient for post-production and meets the requirements of different scenarios.
- Q: Can it be used on cameras such as Sony, Canon, etc.?
- A: Yes, this Wireless Lavalier Microphone is equipped with TRS-TRS cable and TRS-XLR cable for most cameras and camcorders. As long as your equipment has a 3.5mm interface, the microphone can work well on your camera.
9. Especificacions
| Atribut | Valor |
|---|---|
| Nom de marca | CÒMICA |
| COMICA Model | BoomX-U QUA |
| Nom del producte | Micròfon sense fils UHF |
| Estil | micròfon de solapa |
| Transductor | Micròfon de condensador |
| Ús | Estudi Pro |
| Patrons polars | Omnidireccional |
| Comunicació | Sense fil |
| Establir tipus | Conjunts de transmissors |
| Diafragma | Centre comercial S |
| Bateria incorporada | Sí |
| Font d'alimentació | 1400mAh 3.7V Built-in Lithium Battery (Receiver), 700mAh 3.7V Built-in Lithium Battery (Transmitter) |
| Durada de la bateria | 6.5 hores |
| Sensibilitat | -90 dBm |
| Relació senyal a soroll | 75 dB |
| Soroll equivalent | XNUMxdBA |
| SPL màxim | 100 dB |
| Retard de so | <20 ms |
| Endoll | TRS de 3.5 mm |
| Interfície d'entrada de micròfon extern | TRS de 3.5 mm |
| Material | Plàstic |
| Origen | Xina continental |
| Certificació | CE, RoHS |
| Apte per | Conference Microphone, Other, INTERVIEW, Speech, Smart Phones, teaching, communication, broadcasting, kids teaching |
10. Consells d'usuari
- For optimal performance, ensure the transmitter and receiver antennas are fully extended and positioned correctly.
- Always monitor your audio using headphones connected to the receiver's monitoring port to catch any issues during recording.
- When recording with multiple transmitters, utilize the individual output function for greater flexibility in post-production.
- Keep the firmware updated for the best compatibility and features.
11. Garantia i Suport
Qualitat: We guarantee a 1-year warranty from the date of purchase. If you receive a different or damaged item, please contact us before giving any feedback or opening a dispute. Please do not disassemble the microphone privately, otherwise the one-year warranty will not be available.
For further support or inquiries, please contact COMICA Audio Official Store customer service.





