The EARMOR M31 PLUS electronic earmuffs are digital noise-canceling headphones for hearing protection during shooting training.

• They suppress noises exceeding 82dB, such as explosions or gunshots, and enhance ambient sounds.
• Five-level volume adjustment for better adaptation to different environmental needs.
• Equipped with highly sensitive noise detection with a quick response time.
• EMI/RFI shielding system to suppress electromagnetic radiation from other devices.
• Dynamic voice tracking system that improves speech recognition in noisy environments.
• Comfortable gel cushions for long-term use and sweat resistance.
• Noise Reduction Rating of NRR22dB, providing a high level of noise attenuation.
• Lightweight and durable shell made of molded ABS plastic.
• Powered by two 1.5V AAA batteries, with up to 60 hours of operation time.
• Automatic shutdown after 4 hours of inactivity to save energy.
• 3.5 mm audio input port for connection with multimedia devices.