1. Introduction
This manual provides essential instructions for the proper use, assembly, operation, and maintenance of your SAFEBUILDER Carbon Fiber Pattern Safety Helmet with Bluetooth Ear Muffs and Visor. This product is designed to offer comprehensive head, hearing, and face protection in various work environments. Please read this manual thoroughly before using the helmet to ensure safety and optimal performance.

Front-side view of the SAFEBUILDER safety helmet, showcasing the carbon fiber pattern, integrated Bluetooth ear muffs, and clear face shield.
2. Safety Information
Your safety helmet is a critical piece of personal protective equipment. Adherence to these safety guidelines is paramount:
- Always inspect the helmet, ear muffs, and visor for any damage before each use. Do not use if damaged.
- Ensure the helmet is properly adjusted and securely fitted to your head. An improperly fitted helmet may not provide adequate protection.
- This helmet meets ANSI/ISEA Z89.1 standards for head protection, ANSI Z87.1-03 for face shields, and CE EN352-3, AS/NZS 1270 for ear muffs. Always verify that the product is suitable for the specific hazards of your work environment.
- Do not modify the helmet or its components. Modifications can compromise its protective capabilities.
- Clean the helmet and its components regularly as per the maintenance instructions.
- Replace the helmet after any significant impact, even if visible damage is not apparent.

Image detailing the certifications for the helmet's components: High Strength ABS Material (ANSI/ISEA Z89.1-2014), Face Shield (ANSI Z87.1-03), and Ear Muffs (CE EN352-3, AS/NZS 1270).
3. Product Overview and Components
The SAFEBUILDER CR08X-BTE-MAX safety helmet is an integrated protection system. Key components include:
- Helmet Shell: Constructed from Acrylonitrile Butadiene Styrene (ABS) for high strength.
- 6-Point Suspension System: Distributes impact force evenly for enhanced protection and comfort.
- Adjustable Ratchet Closure: Allows for precise head size adjustment.
- Y-Type Chinstrap with Soft Chin Cover: Ensures helmet stability.
- Replaceable Sweatband: For hygiene and comfort.
- Bluetooth Ear Muffs: Integrated for hearing protection and wireless audio connectivity.
- Clear PC Face Shield: Made from durable Polycarbonate (PC) for face and eye protection.

The SAFEBUILDER forestry safety helmet, designed for robust protection in demanding environments, featuring integrated ear muffs and a clear face shield.

A close-up of the clear PC (Polycarbonate) face shield, highlighting its durable quality and protective features. Dimensions: 38.5x20cm / 15.15x7.87 inches.
4. Setup and Adjustment
4.1 Helmet Adjustment
- Head Size Adjustment: Use the ratchet closure system at the back of the helmet to adjust the head circumference. The helmet is designed to fit head sizes from 53-63 cm (20.87-24.80 inches). Turn the knob clockwise to tighten and counter-clockwise to loosen.
- Suspension Depth: The 6-point suspension system allows for depth adjustment to ensure the helmet sits correctly and comfortably on your head. Adjust the straps as needed for a snug fit.
- Chinstrap: Secure the Y-type chinstrap under your chin. Adjust the strap length to ensure a firm but comfortable fit, preventing the helmet from shifting during movement.

An internal view of the helmet, illustrating the six-point suspension system, replaceable sweatband, Y-type chinstrap with soft chin cover, and the adjustable head size mechanism (53-63cm / 20.87-24.80 inch).
4.2 Ear Muffs Installation and Adjustment
- Installation: Push the earmuff adaptor firmly into the accessory slot located on the side of the hard hat until it clicks into place.
- Wearing Position: Once the helmet is on, push the ear muffs inwards to engage their active position, fully covering your ears.
- Personalized Fit: Adjust the ear muffs up and down along their attachment points to achieve a personalized and comfortable fit over your ears.
- Rest Position: When not in use, pull the ear muffs away from the ears, turn them 90 degrees, and place them in the rest position.

Step-by-step visual guide for using the ear muffs: 1. Push adaptor into slot. 2. Put on helmet and push muffs inwards. 3. Adjust muffs for fit. 4. Pull muffs away and rotate 90 degrees for rest position.
5. Operating Instructions
5.1 Wearing the Helmet
After adjusting the helmet and ear muffs as described in Section 4, ensure the chinstrap is fastened. The helmet should feel secure without causing discomfort. The face shield can be moved up or down as needed for protection.

A worker wearing the SAFEBUILDER forestry safety helmet, demonstrating its use in a demanding environment with an adjustable face shield providing reliable protection.
5.2 Bluetooth Ear Muffs Operation
- Power On/Off: Locate the power button on the ear muff. Press and hold to power on or off. An indicator light will confirm the status.
- Bluetooth Pairing: Once powered on, the ear muffs will enter pairing mode (indicated by a flashing light). On your smartphone or other Bluetooth-enabled device, search for available devices and select "SAFEBUILDER Ear Muffs" (or similar name). Once paired, the indicator light will typically become solid.
- Charging: Connect the ear muffs to a power source using the provided charging cable. A full charge takes approximately 4 hours and provides 20-30 hours of working time. The ear muffs are equipped with a 750mAh battery.
- Controls: Use the buttons on the ear muff to control volume, skip tracks, and answer/end calls. Refer to the specific button layout on your device for detailed functions.
- Wireless Range: The Bluetooth connection has a wireless range of up to 25 meters, allowing freedom of movement in your workspace.
- Hearing Protection: These ear muffs provide significant noise reduction with an SNR of 26dB and SLC(80) of 22dB, protecting your hearing in noisy environments.

Details of the Bluetooth ear muffs: 4 hours charging time for 20-30 hours working time, 750mAh battery, SNR 26dB / SLC(80) 22dB noise blocking, and Bluetooth connectivity.
5.3 Visor Usage
The clear PC face shield can be easily moved up or down. Lower the visor to protect your face and eyes from debris, splashes, or other hazards. Raise it when not needed for an unobstructed view. Ensure the visor is clean for optimal visibility.
6. Maintenance
Proper maintenance extends the life of your safety helmet and ensures its protective capabilities.
- Cleaning: Clean the helmet shell, ear muffs, and face shield with mild soap and water. Avoid abrasive cleaners or solvents that could damage the materials. Rinse thoroughly and air dry.
- Inspection: Regularly inspect all components for cracks, dents, scratches, or wear. Pay close attention to the suspension system, chinstrap, and visor.
- Sweatband Replacement: The sweatband is replaceable. Replace it when it becomes soiled or worn to maintain hygiene and comfort.
- Storage: Store the helmet in a cool, dry place away from direct sunlight, extreme temperatures, and chemicals. Do not store heavy objects on top of the helmet.
7. Troubleshooting
- Bluetooth Not Connecting:
- Ensure ear muffs are charged and powered on.
- Make sure Bluetooth is enabled on your device.
- Move closer to your device to ensure you are within the 25m range.
- Try unpairing and re-pairing the device.
- Ear Muffs Not Fitting Comfortably:
- Adjust the ear muffs up or down along their attachment points.
- Ensure the helmet's suspension system is properly adjusted for your head size.
- Visor Obscured:
- Clean the face shield with mild soap and water.
- If scratches or damage impair visibility, the visor may need replacement.
8. Specifications
| Brand | SAFEBUILDER |
| Model Name | CR08X-BTE-MAX Safety Helmet with Bluetooth Ear Muffs |
| Material (Helmet) | Acrylonitrile Butadiene Styrene (ABS) |
| Material (Face Shield) | Polycarbonate (PC) |
| Head Size Range | 53-63 cm / 20.87-24.8 inch |
| Item Weight | 1.1 Kilograms |
| Closure Type | Ratchet |
| Bluetooth Version | 4.0 |
| Bluetooth Wireless Range | Up to 25m |
| Ear Muffs Battery Capacity | 750mAh |
| Ear Muffs Charging Time | Approx. 4 hours |
| Ear Muffs Working Time | 20-30 hours |
| Noise Reduction Rating (SNR) | 26dB |
| Noise Reduction Rating (SLC(80)) | 22dB |
| Standards Met | ANSI/ISEA Z89.1, ANSI Z87.1-03, CE EN352-3, AS/NZS 1270 |
9. Warranty and Support
For warranty information and customer support, please refer to the product packaging or contact SAFEBUILDER customer service directly. Keep your purchase receipt as proof of purchase.