PROHEAR 033 Bluetooth Hearing Protection Headphones

1. Introduction

Thank you for choosing the PROHEAR 033 Bluetooth Hearing Protection Headphones. This device is designed to provide effective hearing protection with a Signal-to-Noise Ratio (SNR) of 31 dB, while also offering entertainment through Bluetooth 5.4 connectivity and an integrated FM/AM radio. Please read this manual carefully before using the product to ensure proper operation and safety.

Important Safety Information: Always ensure the headphones are properly fitted to achieve the stated noise reduction. Prolonged exposure to loud noises can cause permanent hearing damage. This device is intended to reduce noise exposure, not eliminate it entirely.

2. Package Contents

Upon unpacking, please verify that all items listed below are present and in good condition:

• PROHEAR 033 Noise-Cancelling Headphones x1
• 2000 mAh Lithium Battery x1 (pre-installed or separate)
• Data Cable x1
• USB Charging Cable x1
• User Manual x1

Image: Contents of the PROHEAR 033 package, showing the headphones, various cables, and the user manual.

3. Product Overview

The PROHEAR 033 headphones feature an ergonomic design for comfort and ease of use. Key components include:

• Adjustable Headband: For a secure and comfortable fit.
• Soft Foam Ear Cups: Provide comfort and enhance noise reduction.
• Control Buttons: Located on the ear cup for power, volume, mode selection, and radio tuning.
• Integrated Microphone: For hands-free communication.
• Antenna: For optimal FM/AM radio reception.
• Charging Port: USB Type-C for recharging the internal battery.

Image: PROHEAR 033 headphones highlighting SNR 31dB noise reduction and FM/AM radio capabilities.

4. Setup

4.1 Charging the Battery

The PROHEAR 033 headphones are equipped with a 2000 mAh rechargeable lithium battery, providing up to 50 hours of playtime. Before first use, fully charge the battery.

1. Locate the USB Type-C charging port on one of the ear cups.
2. Connect the provided USB charging cable to the headphones and a compatible USB power source (e.g., computer, wall adapter).
3. The charging indicator light will illuminate, typically red, during charging and turn green or off when fully charged.

Image: USB charging cable and data cable for connecting the PROHEAR 033 headphones.

4.2 Adjusting the Fit

For optimal noise reduction and comfort, adjust the headphones to fit snugly over your ears.

1. Extend or retract the headband on both sides until the ear cups fully cover your ears.
2. Ensure the soft foam ear cups create a seal around your ears without excessive pressure.
3. The adjustable design accommodates various head sizes.

Image: Close-up of the adjustable headband mechanism on the PROHEAR 033 headphones.

5. Operating Instructions

5.1 Power On/Off

Press and hold the Power button (usually the central button) for a few seconds until you hear an audible prompt or see the indicator light illuminate.

5.2 Bluetooth Pairing

The PROHEAR 033 features Bluetooth 5.4 for stable wireless connection.

1. Ensure the headphones are powered on.
2. Activate Bluetooth on your mobile device or other Bluetooth-enabled audio source.
3. Search for "PROHEAR 033" in the list of available devices and select it to pair.
4. Once paired, you can stream music or handle calls hands-free using the built-in microphone.

Image: Diagram illustrating Bluetooth 5.4 connectivity for the PROHEAR 033 headphones, showing connections for phone calls, microphone, and music.

5.3 FM/AM Radio Operation

The headphones include an integrated FM/AM radio with European standard frequencies.

1. Press the Mode button to switch to FM or AM radio mode.
2. Use the tuning buttons (often +/- or dedicated scan buttons) to manually tune or auto-scan for stations.
3. The headphones can store up to 10 FM and 10 AM preset stations. Refer to the specific button layout on your device for saving presets.

5.4 Call Handling

When connected via Bluetooth, you can manage phone calls directly from the headphones.

• Answer/End Call: Press the Multi-function button (often the Power button) once.
• Reject Call: Press and hold the Multi-function button for a few seconds.

5.5 Volume Control

Adjust the listening volume using the dedicated volume buttons (+/-) on the ear cup.

6. Maintenance

To ensure the longevity and performance of your PROHEAR 033 headphones:

• Clean the ear cups and headband regularly with a soft, damp cloth. Avoid harsh chemicals.
• Store the headphones in a dry, cool place away from direct sunlight and extreme temperatures.
• Do not attempt to disassemble or modify the headphones, as this will void the warranty.
• Ensure the charging port cover is securely closed when not charging to prevent dust and moisture ingress.

7. Troubleshooting

8. Specifications

• Brand: PROHEAR
• Model: 033
• Noise Reduction Rating (NRR): 31 dB
• Single Number Rating (SNR): 31 dB
• Bluetooth Version: 5.4
• Battery: 2000 mAh Rechargeable Lithium
• Playtime: Up to 50 hours
• Radio Frequencies: FM/AM (European Standard)
• Material: Plastic, Leather
• Manufacturer: Hangzhou ZH Tech Co., Ltd
• Country of Origin: China

9. Warranty and Support

PROHEAR products are manufactured to high-quality standards. For warranty information or technical support, please refer to the warranty card included in your package or contact PROHEAR customer service through their official website or the retailer where the product was purchased.

10. Product Video

Watch this video for a visual guide on the PROHEAR 033 headphones, demonstrating their features and use in various noisy environments.

Video: An overview of the PROHEAR 033 headphones, showcasing their noise reduction capabilities, Bluetooth connectivity, and FM/AM radio function in practical scenarios.