1. Introduction
The CAMMHD C2-32G is a compact, head-mounted 4K camera designed for hands-free video recording. Featuring anti-shake technology and Wi-Fi connectivity, it is suitable for various activities such as vlogging, cycling, and professional use. This manual provides essential information for setting up, operating, and maintaining your camera.

Image 1.1: The CAMMHD C2-32G camera is versatile for various applications including vlogging, cycling, work, and shift recording, offering a hands-free recording experience.
2. Package Contents
Verify that all items listed below are included in your package:
- CAMMHD C2 Camera
- Head Mounted Bracket
- User Manual
- Type-C Cable
- Charger
- Helmet Accessories (including 3M adhesive and fixing tool)
- Rubber Stickers

Image 2.1: This image displays the complete package contents for the CAMMHD C2-32G, including the camera, head-mounted bracket, user manual, Type-C cable, charger, and helmet accessories.
3. Product Overview
Familiarize yourself with the camera's components and controls:
- Power/WIFI Button: Used to power the device on/off and activate Wi-Fi.
- Photo Button: Captures still images.
- Camera Button: Starts and stops video recording.
- Lens: The primary optical component for capturing images and videos.
- Indicating Light: Provides status feedback (e.g., recording, charging, Wi-Fi status).
- Reset Hole: Used to reset the device to factory settings if needed.
- TF Card Seat: Slot for inserting the Micro SD card.
- Type-C Port: For charging and data transfer.

Image 3.1: This diagram highlights the various buttons, ports, and features of the CAMMHD C2-32G camera, including the Power/WIFI button, Photo button, Camera button, lens, indicating light, reset hole, TF card seat, and Type-C port.
4. Setup
4.1 Charging the Battery
Before first use, fully charge the camera's 2200mAh lithium battery. Connect the camera to a 5V/1A or 2A charger using the provided Type-C cable. A full charge takes approximately 6 hours. The indicating light will show charging status.
4.2 Inserting the Micro SD Card
The camera supports Micro SD cards up to 512GB. Insert the Micro SD card into the TF Card Seat with the contacts facing down until it clicks into place. Ensure the camera is powered off before inserting or removing the card.
4.3 Mounting the Camera
The CAMMHD C2-32G offers flexible mounting options:
- Headband Mount: Attach the camera to the head-mounted bracket and secure it comfortably on your head.
- Helmet Mount: Use the provided helmet accessories, including 3M adhesive and the fixing tool, to securely attach the camera to a helmet.

Image 4.1: This image illustrates the easy installation process for the CAMMHD C2-32G camera, showing how to attach it to a head-mounted bracket or a helmet using the provided accessories.
5. Operating Instructions
5.1 Powering On/Off
- To Power On: Press and hold the Power/WIFI Button until the indicating light illuminates.
- To Power Off: Press and hold the Power/WIFI Button until the indicating light turns off.
5.2 Recording Video
- Ensure the camera is powered on.
- Press the Camera Button once to start video recording. The indicating light will change to show recording status.
- Press the Camera Button again to stop recording.
5.3 Taking Photos
- Ensure the camera is powered on.
- Press the Photo Button once to capture a still image.
5.4 Wi-Fi Connection and App Control
The camera supports real-time Wi-Fi connectivity for app control, preview, playback, download, and sharing.
- Download the "Viidure" application from your mobile device's app store.
- Power on the camera and activate its Wi-Fi function by pressing the Power/WIFI Button briefly (if not already active).
- On your mobile device, go to Wi-Fi settings and connect to the camera's Wi-Fi network (e.g., "M20Pro_20F_XXXXXXXXXX").
- Enter the Wi-Fi password: "12345678" or "123456789".
- Open the "Viidure" app. You can now control the camera, view live footage, download files, and adjust settings. The transmission range is up to 20 meters.

Image 5.1: This image demonstrates the Wi-Fi and app control features of the CAMMHD C2-32G, showing the camera connected to a mobile phone running the "Viidure" app for preview, playback, download, share, and settings.
5.5 Resolution Settings
The camera supports various video resolutions, including 3840x2160 (4K) at 30fps and 2704x1520 (2K) at 30fps. Resolution settings can typically be adjusted via the "Viidure" mobile application.

Image 5.2: This image highlights the real 4K video quality and anti-shake capabilities of the CAMMHD C2-32G camera, powered by Novatek 580 and electronic 6-axis image stabilization.
6. Maintenance
6.1 Cleaning
- Use a soft, dry cloth to clean the camera body.
- For the lens, use a specialized lens cleaning cloth and solution to avoid scratches.
- Do not use harsh chemicals or abrasive materials.
6.2 Storage
- Store the camera in a cool, dry place away from direct sunlight and extreme temperatures.
- If storing for an extended period, ensure the battery is partially charged (around 50%) to prolong its lifespan.
6.3 Battery Care
- Avoid fully discharging the battery frequently.
- Charge the battery regularly, even if the camera is not in use, to maintain battery health.
- Use only the provided charger and cable or compatible 5V/1A-2A chargers.
7. Troubleshooting
If you encounter issues with your CAMMHD C2-32G camera, refer to the following common problems and solutions:
- Camera does not power on:
- Ensure the battery is charged. Connect to a charger and wait a few minutes before attempting to power on again.
- Press and hold the Power/WIFI button for at least 5 seconds. - Cannot connect to Wi-Fi:
- Ensure the camera's Wi-Fi is activated.
- Double-check the Wi-Fi password ("12345678" or "123456789").
- Move closer to the camera (within 20 meters).
- Restart both the camera and your mobile device. - Recording stops unexpectedly:
- Check if the Micro SD card is full. Transfer files to another device or delete unnecessary files.
- Ensure the Micro SD card is properly inserted and not corrupted. Try reformatting the card (this will erase all data).
- The battery might be low. Charge the camera. - Poor video quality:
- Ensure the lens is clean and free from smudges.
- Check the resolution settings in the "Viidure" app to ensure it's set to your desired quality (e.g., 4K).
- Ensure adequate lighting conditions. - Camera is unresponsive:
- Use a thin object (like a paperclip) to gently press the Reset Hole to restart the camera.
8. Specifications
Detailed technical specifications for the CAMMHD C2-32G camera:
| Feature | Specification |
|---|---|
| Brand | CAMMHD |
| Model Name | C2-32G |
| Product Type | Head-mounted Camera / Action Camera |
| Video Resolution | 4K (3840x2160 @ 30fps), 2K (2704x1520 @ 30fps) |
| Effective Still Resolution | 8 Megapixels |
| Image Stabilization | Dynamic, Anti-shake (Electronic 6-axis) |
| Connectivity Technology | Wi-Fi |
| Compatible Devices | Mobile devices (via Viidure App) |
| Flash Memory Type | Micro SD (up to 512GB) |
| Video Capture Format | MP4 |
| Supported Audio Formats | MP3, WAV, AAC, FLAC, OPUS |
| Battery | 2200mAh Lithium (1 C - included) |
| Charging Time | Approx. 6 hours (with 5V/1A-2A charger) |
| Battery Life | Approx. 5 hours (with Wi-Fi), 6-7 hours (without Wi-Fi) |
| Product Dimensions (L x W x H) | 101 x 28 x 26 mm (4.06 x 1.14 x 1.16 inches) |
| Weight | Approx. 72g (0.16 lbs) |
| Waterproof Level | Not waterproof |
| Zoom Type | Digital |
| Focus Type | Auto Focus |

Image 8.1: This image illustrates the extended battery life of the CAMMHD C2-32G (2200mAh for 5 hours) compared to other cameras, and highlights features like better image quality and faster transmission due to H.265 encoding.
9. Warranty and Support
For warranty information and customer support, please refer to the documentation provided with your purchase or contact CAMMHD customer service directly. Specific warranty terms and support channels may vary by region.





