1. Introduction
This manual provides detailed instructions for the Moman H4C Motorcycle Headset with 1080P Camera. Please read this manual thoroughly before use to ensure proper operation and to maximize the product's lifespan. Keep this manual for future reference.
2. Safety Information
- Do not attempt to disassemble or modify the device. This may void the warranty and cause damage.
- Ensure the device is securely mounted to your helmet before riding.
- Avoid prolonged exposure to extreme temperatures.
- Do not operate the device while riding if it distracts you from safe operation of your motorcycle.
- Keep the charging port dry before connecting the charging cable.
3. Package Contents
Verify that all items are present in the package:
- Moman H4C Motorcycle Headset Unit
- Helmet Speakers
- Microphone (Boom or Wired, depending on helmet type)
- Mounting Bracket (Clip-on and Adhesive options)
- USB Charging Cable
- 32GB Micro SD Card
- User Manual
4. Product Overview
Familiarize yourself with the Moman H4C unit and its controls.

Image: Moman H4C Headset Button Layout. This diagram illustrates the various buttons and ports on the H4C unit, including the Camera/WiFi Key, Recorder Key, Volume Down/Previous, Volume Up/Next Song, AI Voice Assistant button, On/Off/Play/Pause/Answer Key, Speaker/Microphone Interface, TF card slot, and Charging Interface.
- Camera/WiFi Key: Activates camera functions and Wi-Fi hotspot.
- Recorder Key: Initiates and stops video recording.
- Volume Down/Previous: Decreases volume or navigates to the previous track.
- Volume Up/Next Song: Increases volume or navigates to the next track.
- AI Voice Assistant Button: Activates the voice assistant.
- On/Off/Play/Pause/Answer Key: Powers the device on/off, controls music playback, and manages calls.
- Speaker/Microphone Interface: Connects the helmet speakers and microphone.
- TF Card Slot: Insert the Micro SD card here.
- Charging Interface: USB port for charging the device.
5. Installation
Follow these steps to install the Moman H4C on your helmet:
- Choose a suitable mounting location on the left side of your helmet.
- Attach the mounting bracket using either the clip-on method (slide between helmet shell and padding) or the adhesive method (clean surface, peel backing, press firmly).
- Slide the Moman H4C unit onto the mounted bracket until it clicks into place.
- Open the helmet's inner lining and attach the speakers to the ear pockets using the adhesive pads. Ensure they are positioned directly over your ears for optimal sound.
- Route the microphone to a position near your mouth, typically inside the chin bar for full-face helmets or on the boom arm for open-face helmets.
- Connect the speaker and microphone cables to the corresponding interface on the H4C unit.

Image: Moman H4C Helmet Installation and Camera Adjustment. This image shows the H4C unit mounted on a helmet, highlighting its 120-degree wide-angle lens and 360-degree rotation capability for flexible camera positioning.
6. Setup
6.1. Charging the Device
Before first use, fully charge the Moman H4C. Connect the USB charging cable to the charging interface on the unit and to a USB power source. A full charge takes approximately 3 hours.

Image: Moman H4C Battery and Charging Information. This graphic displays the 1500mAh battery capacity, 3 hours charging time, 6.5 hours recording time, 50 hours working time, and 500 hours standby time.
6.2. Power On/Off
- Power On: Press and hold the On/Off key until the indicator light turns on.
- Power Off: Press and hold the On/Off key until the indicator light turns off.
6.3. Bluetooth Pairing
The H4C uses Bluetooth 5.3 technology and can connect to two smartphones simultaneously.
- With the device powered off, press and hold the On/Off key for approximately 5-7 seconds until the indicator light flashes red and blue, indicating pairing mode.
- On your smartphone, enable Bluetooth and search for available devices.
- Select "Moman H4C" from the list of devices. Once connected, the indicator light will flash blue.
- To connect a second smartphone, repeat steps 1-3.
6.4. RoadCam App Installation and Wi-Fi Connection
The "RoadCam" app allows you to view and download videos and photos from the H4C.
- Download the "RoadCam" app from the Google Play Store or Apple App Store.
- On the H4C, press the Camera/WiFi Key to activate the Wi-Fi hotspot.
- On your smartphone, go to Wi-Fi settings and connect to the H4C's Wi-Fi network (SSID and password will be displayed on the H4C or in the app).
- Open the "RoadCam" app to access camera functions and media files.

Image: Moman H4C Wi-Fi Hotspot and App Control. This image demonstrates how the H4C connects to a smartphone via Wi-Fi, allowing users to manage recordings and settings through the 'RoadCam' application.
7. Operating Instructions
7.1. Music Playback
Once paired with your smartphone, you can stream music through the H4C's Hi-Fi stereo speakers.
- Play/Pause: Press the On/Off/Play/Pause/Answer Key.
- Next Track: Press the Volume Up/Next Song button.
- Previous Track: Press the Volume Down/Previous button.
- Adjust Volume: Use the Volume Up/Next Song and Volume Down/Previous buttons.
7.2. Call Management
The H4C supports hands-free calling.
- Answer Call: Press the On/Off/Play/Pause/Answer Key when a call comes in.
- End Call: Press the On/Off/Play/Pause/Answer Key during a call.
- Reject Call: Press and hold the On/Off/Play/Pause/Answer Key when a call comes in.
- Automatic Answer: The device can be set to answer calls automatically after a few rings (check app settings for this feature).
7.3. AI Voice Assistant
Activate your smartphone's voice assistant (e.g., Siri, Google Assistant) for hands-free control.
- Activate: Press the AI Voice Assistant button.
- Once activated, you can issue commands such as "Call [Contact Name]", "Play music", "Open GPS", or "What's the weather like?".

Image: Moman H4C AI Voice Assistant for Hands-Free Control. This image illustrates a rider using voice commands like "Hey Siri," "Call Mike," "Play music," and "Volume up" to control their device without taking their hands off the handlebars.
7.4. Camera Operation
The H4C features a 1080P HD camera with a 120° wide-angle lens and 360° rotation for capturing your rides.
- Start Recording: Press the Recorder Key. The indicator light will change to confirm recording has started.
- Stop Recording: Press the Recorder Key again.
- Loop Recording: The camera automatically overwrites the oldest unprotected files when the memory card is full, ensuring continuous recording.
- Adjust Camera Angle: Manually rotate the camera lens up to 360 degrees to capture the desired view.

Image: Moman H4C 1080P HD Camera Recording Quality. This image compares the clear 1080P recording quality of the H4C with a 720P recording, highlighting the superior detail and clarity provided by the H4C's camera.

Image: Moman H4C Loop Recording Feature. This graphic illustrates the loop recording functionality, showing how the camera continuously records by overwriting older footage, suitable for various riding scenarios.
7.5. Memory Card
The H4C comes with a 32GB Micro SD card. It supports memory cards up to 256GB. Ensure the card is properly inserted into the TF card slot before recording.
8. Maintenance
Proper maintenance ensures the longevity and performance of your Moman H4C.
- Cleaning: Use a soft, damp cloth to clean the exterior of the unit. Do not use harsh chemicals or abrasive cleaners.
- Water Resistance: The H4C is IPX6 waterproof, meaning it is protected against high-pressure water jets from any direction. It is suitable for use in various weather conditions, but avoid submerging it in water.
- Storage: Store the device in a cool, dry place when not in use.

Image: Moman H4C IPX6 Waterproof and Dustproof. This image visually represents the IPX6 rating, indicating the device's resistance to water and dust, making it suitable for diverse riding environments.
9. Troubleshooting
If you encounter issues with your Moman H4C, refer to the following common problems and solutions:
| Problem | Possible Solution |
|---|---|
| Device does not power on. | Ensure the device is fully charged. Press and hold the On/Off key for a longer duration. |
| Cannot pair with smartphone. | Ensure the H4C is in pairing mode (flashing red and blue). Check your smartphone's Bluetooth settings and try re-pairing. Restart both devices. |
| No sound from speakers. | Check speaker connections to the H4C unit. Ensure volume is not muted or too low on both the H4C and your smartphone. |
| Camera not recording or poor quality. | Ensure a Micro SD card is inserted and has sufficient space. Format the SD card if necessary (via app or computer). Check camera lens for obstructions. Ensure battery level is above 40% for recording. |
| Wi-Fi connection issues. | Ensure Wi-Fi is enabled on the H4C and your smartphone. Try restarting the Wi-Fi hotspot on the H4C and reconnecting from your phone. |
10. Specifications
| Feature | Specification |
|---|---|
| Model | MOMAN H4C |
| Video Resolution | 1080p |
| Camera Angle | 120° Wide Angle |
| Camera Rotation | 360° |
| Bluetooth Version | 5.3 |
| Battery Capacity | 1500 mAh |
| Charging Time | 3 Hours |
| Music Playback Time | Up to 50 Hours |
| Video Recording Time | Up to 6.5 Hours |
| Water Resistance | IPX6 |
| Frequency Spectrum | 20 Hz - 20,000 Hz |
| Memory Card Support | Up to 256GB (32GB included) |
| Control Method | Button, Voice Assistant |
| Compatible Devices | Mobile Phones |
| Dimensions | 13.8 x 8 x 10.8 cm |
| Weight | 310 g |
11. Warranty and Support
Moman products are designed for reliability and performance. For warranty information, please refer to the warranty card included with your purchase or visit the official Moman website. If you require technical assistance or have questions not covered in this manual, please contact Moman customer support through their official channels.
Please retain your proof of purchase for warranty claims.







