? Advanced Sound Control – Intelligent noise reduction (23DB NRR) suppresses harmful gunshot noise while amplifying ambient sounds (speech, commands) for situational awareness; Suppression of noises above 82dB, providing enhanced communication for hunting, shooting, etc;? Precision Hearing Enhancement – Built-in directional microphones provide 3x sound amplification to hear range instructions clearly without removing protection. Active hearing protection can be turned on, off, or adjusted via the volume control dial; These ear muffs also have an audio input jack, allowing you to plug in your phone or other favorite sound source? All-Day Comfort – Softer and more comfortable gel pads & adjustable headband ensure a secure, sweat-resistant fit for extended range sessions, reduces the pressure between the ear muff and the ear. No matter how long you use, your ears won’t hurt? Portable & Ultra-Low Profile Design – Thinner than traditional muffs for better rifle stock clearance and reduced interference with shooting stance. Compact and Foldable design for easy storage and portability. Put it in your range bag, tactical backpack?Designed for Hunting and Shooting: With high precision and stability, durable in all weather conditions. The volume control buttons are designed vertically. The large and flexible buttons can be easily touched. It can also meet the needs of mowing, woodworking sites, and other noisy scenarios