1. Introduction
The Accsoon CoMo Wireless Headset Intercom System is a 1.9GHz full-duplex communication solution designed for small to medium-sized teams requiring real-time, clear, and reliable audio communication. This system supports up to 9 users, offering an operating range of 1312 feet (400 meters) and features Environmental Noise Cancellation (ENC) for optimal performance in various environments. This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your CoMo intercom system.

Image: The Accsoon CoMo Wireless Headset Intercom System, showcasing one host headset, four remote headsets, and various accessories including batteries, charger, ear cushions, microphone windscreens, and storage solutions.
2. Contenu de la boîte
Upon unboxing your Accsoon CoMo Wireless Headset Intercom System, please verify that all the following components are included:
- 1 Host Headset
- 4 Remote Headsets
- 10 piles
- 1 Chargeur de batterie
- 2 Battery Storage Boxes
- 5 Headset Ear Cushions
- Microphones 5
- 5 Headset Storage Bags
- 1 Conteneur de stockage
- 1 Manuel d'utilisation

Image: A visual representation of the package contents, including the host headset, remote headsets, batteries, charger, and other accessories.
3. caractéristiques du produit
The Accsoon CoMo system is engineered with several key features to enhance your team's communication:
- Wireless Stable Transmission: Utilizes 1.9 GHz frequency for reliable, interference-free communication up to 1312 ft (400 m).
- Crystal-clear Audio with ENC: Features Environmental Noise Cancellation (ENC) technology to actively reduce ambient noise, ensuring clear speech even in loud environments.
- Long-lasting Replaceable Batteries: Each system includes 10 batteries, providing up to 10 hours of runtime for the host headset (with 4 remotes connected) and 13 hours for remote headsets.
- Conception légère et confortable : Ergonomically designed headsets weighing only 257g (with battery), suitable for long-term wear and adjustable for various head sizes. Can be worn on either the left or right ear.
- Expandable Team Communication: The system can be expanded from 1 host + 4 remotes to support up to 9 users simultaneously.
- Microphone à bascule pour couper le son : An intuitive design feature that mutes the microphone when positioned at ±45°, allowing for quick and seamless audio control.

Image : Un surview of the Accsoon CoMo system's key features, including wireless stability, transmission range, flip-to-mute microphone, dual-mic ENC, external antenna design, full-duplex communication, extended battery life, and support for up to 9 users.

Image: A visual representation of the Environmental Noise Cancellation (ENC) feature, showing sound waves before and after noise reduction, highlighting clearer communication.

Image: Demonstration of the flip-to-mute microphone feature, showing the microphone in both talk and mute positions.
4. Installation
4.1. Chargement des piles
- Insert the provided Lithium Ion batteries into the battery charger.
- Connect the charger to a power source. The indicator lights on the charger will show the charging status.
- A full charge typically takes approximately 2 hours. Ensure batteries are fully charged before first use for optimal performance.
4.2. Installing Batteries into Headsets
- Repérez le compartiment à piles sur chaque casque.
- Open the compartment and insert a charged battery, ensuring correct polarity.
- Fermez soigneusement le compartiment à piles.
4.3. Mise sous/hors tension
- To power on, press and hold the power button on each headset until the indicator light illuminates.
- Pour éteindre l'appareil, maintenez le bouton d'alimentation enfoncé jusqu'à ce que le voyant s'éteigne.
4.4. Appairage initial (casques hôte et distant)
The host headset acts as the central communication hub. Remote headsets connect to the host. Refer to the specific pairing instructions in the included user manual for detailed steps, as pairing procedures can vary slightly.
- Typically, you will power on the host headset first.
- Then, power on the remote headsets.
- The system is designed for automatic connection within range once paired. If manual pairing is required, look for a 'PAIR' button or specific button combination on the headsets.
5. Fonctionnement du système
5.1. Communication
- Once headsets are powered on and connected, full-duplex communication is active, allowing all connected users to speak and listen simultaneously.
- Ensure the microphone boom is positioned correctly near your mouth for optimal voice pickup.
5.2. Fonction de coupure du microphone
The CoMo system features a convenient flip-to-mute function:
- À muet your microphone, position the microphone boom upwards to approximately ±45° from its active position. The microphone indicator light will change to confirm mute status.
- À désactiver and talk, push the microphone boom forward to its active position (typically straight down or slightly angled towards your mouth).
5.3. Réglage du volume
Use the volume control buttons located on the headset to adjust the listening volume to a comfortable level.
5.4. Indicateur de niveau de batterie
When the battery power is less than 10%, the indicator light on the headset will flash slowly in red, and an audible voice reminder of low power will be provided.
6. Entretien
6.1. Nettoyage
- Wipe the headsets and accessories with a soft, dry cloth.
- N'utilisez pas de produits chimiques agressifs, de solvants de nettoyage ou de détergents puissants.
- Regularly replace microphone windscreens and ear cushions for hygiene and optimal audio quality.
6.2. Entretien de la batterie
- Utilisez toujours le chargeur et les batteries fournis.
- Rangez les piles dans un endroit frais et sec lorsqu'elles ne sont pas utilisées.
- Évitez de décharger complètement les batteries fréquemment afin de prolonger leur durée de vie.
6.3. Stockage
When not in use, store the headsets and accessories in the provided storage container or bags to protect them from dust and damage.
7. Dépannage
| Problème | Cause possible | Solution |
|---|---|---|
| Aucun son du casque | Headset not powered on; Low battery; Not connected to host; Volume too low; Microphone muted. | Ensure headset is powered on; Charge or replace battery; Verify connection to host; Increase volume; Check microphone position (flip-to-mute). |
| Intermittent connection or poor audio quality | Out of range; Obstructions (walls, large objects); Interference from other 1.9GHz devices; Low battery. | Move closer to the host headset; Reduce obstructions between headsets; Avoid areas with high 1.9GHz interference; Charge or replace battery. |
| Headset not turning on | Battery not installed correctly; Battery fully discharged; Faulty battery. | Reinstall battery, ensuring correct polarity; Charge battery fully; Try a different charged battery. |
| Le microphone ne capte pas la voix | Microphone muted (flipped up); Microphone not positioned correctly; Faulty microphone. | Flip microphone boom down to talk position; Adjust microphone closer to mouth; Contact support if issue persists. |
8. Spécifications
| Fonctionnalité | Détail |
|---|---|
| Nom du modèle | MIC02-1H4R headset |
| Marque | Accsoon |
| Technologie de connectivité | Sans fil (RF) |
| Réponse en fréquence | 1.9 GHz |
| Gamme de fréquences | 20 Hz à 20,000 XNUMX Hz |
| Plage de transmission | Ligne de vue de 1312 pieds (400 m) |
| Contrôle du bruit | Annulation active du bruit (ENC) |
| Type de batterie | Lithium-ion |
| Host Headset Battery Life | 10 hours (with 4 remotes connected), 8 hours (with 8 remotes connected) |
| Autonomie de la batterie du casque sans fil | 13 heures |
| Forme de l'écouteur | Sur l'oreille |
| Facteur de forme | Sur l'oreille |
| Item Weight (single headset with battery) | 257 g (environ 0.57 lb) |
| Couleur | Noir |
9. Garantie et assistance
Accsoon products are designed for reliability and performance. For specific warranty information regarding your Accsoon CoMo Wireless Headset Intercom System, please refer to the warranty card included in your package or visit the official Accsoon website.
For technical support, troubleshooting assistance beyond this manual, or service inquiries, please contact Accsoon customer support through their official channels. You can often find support contact information on the manufacturer's websur le site ou auprès du détaillant où le produit a été acheté.
Vous pouvez également visiter le Accsoon Store on Amazon pour des informations et des ressources supplémentaires sur les produits.





