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General| Noise Reduction Rating | 24 dB |
|---|---|
| Bluetooth | Yes |
| AM/FM Radio | Yes |
| Battery Life | Up to 30 hours |
| Headphone Type | Over-ear |
| Connectivity | Bluetooth, 3.5mm Audio Input |
| Color | Black/Yellow |
| Battery Type | Lithium Ion |
| Charging | USB |
| Radio Frequency Range | AM: 530 - 1710 kHz, FM: 87.5 - 108 MHz |
| Cushion Material | Foam |
| Weight | 12.8 oz (363 g) |
Explains how to use hearing protection for loud sounds and recreational activities.
Details the NRR of the hearing protector.
Verbal guidance for programming and control.
Allows customization of bass levels for audio.
Simplifies finding available radio stations.
Highlights padding, headband, and ear cushion design.
Step-by-step instructions for initial setup and operation.
Guide on how to correctly insert AA batteries into the unit.
Answers common user queries about battery types and insertion.
Critical warnings regarding battery installation and usage.
Instructions on turning the unit on/off and adjusting volume.
How to switch between AM and FM radio frequencies.
Explanation of the automatic power-off function and its deactivation.
Details how to use and adjust the bass enhancement feature.
Guide on connecting external audio devices via the input jack.
Instructions for disabling and enabling the voice guidance system.
How to select radio frequency spacing for different regions.
Explains the two operational modes: Frequency Tuning and Recall.
Fundamental steps for tuning and saving radio stations.
How to find and listen to radio stations.
Steps to save preferred radio stations for quick recall.
How to access and listen to previously saved stations.
Automatic scanning and saving of available local radio stations.
How to access and listen to auto-programmed local stations.
Procedure for removing saved radio stations.
Guidance on how to properly wear the hearing protector for maximum effectiveness.
Recommendations for storing and maintaining the hearing protector.
Instructions for cleaning the ear cushions and other parts.
Explains the NRR concept and its importance for hearing protection.
Technical data on sound attenuation across different frequencies.
Information on the maximum output sound pressure level.
Contact details for product support and inquiries.
Information on where to find more safety products from 3M.
Discusses the risks of loud noise exposure and its impact on hearing.
Detailed explanation of NRR and an example calculation.
Explains the required mode for radio tuning.
Clarifies the unit's resistance to moisture and limitations.
Defines decibel and relates it to hearing damage risk.
General safety advice and warnings about hearing protector use.
Lists certifications and compliance standards for the product.
Details the warranty coverage, terms, and conditions.
Provides resources for additional product details and technical assistance.
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