Description
Hearing protection bluetooth earmuffs — the Bluetooth 5.0 Hearing Protection Earmuffs are electronic earmuffs with the noise-reduction rating, ambient-sound controls, microphones, and power source stated for this product. Over-ear hearing protectors with integrated Bluetooth audio capability. Certified NRR 25 dB noise reduction suitable for continuous noise exposure in industrial and outdoor work environments. NRR 25 dB passive noise reduction when audio functions are disabled. This rating indicates the earmuffs reduce ambient noise by approximately 25 decibels across the spectrum when properly fitted with full earcup seal. Effective for chainsaw operation, pneumatic tools, workshop equipment, and landscaping machinery. Bluetooth 5.0 provides wireless connection to smartphones and audio sources. Effective range approximately 24 meters (80 feet) in open indoor/outdoor conditions. Supports A2DP audio streaming and HFP hands-free calling profiles. Connection remains stable during moderate head movement. 1500 mAh built-in rechargeable lithium battery. Continuous Bluetooth playback rated for up to 40 hours per charge at 50% volume. Standby time exceeds 1000 hours. Full charge via USB cable takes approximately 4 hours. Battery level indicator displays remaining capacity in 25% increments. 3.5 mm TRS audio input accepts standard headphone cables for unlimited runtime when battery is depleted. Maintains full NRR 25 dB protection during wired operation. Adjustable steel core headband with padded crown pressure distribution. Earcups use replaceable foam cushions (2 sets included) measuring approximately 1.5 inches thick. Total weight approximately 0.66 lbs (300 grams). Collapsible design reduces storage footprint. Color: Yellow, Green.


