Radians 430-EHP™ is an electronic sound amplification earmuff. One independent microphone picks up and amplifies low sound level noises. Compact folding feature for easy storage. - When sound levels exceed 85dB the electronic circuit automatically protects at NRR 26db - Amplifies Sound - Protects Hearing - On/Off Volume Control - Padded Headband - 200 Hours of Battery Life - NRR 26dB - Black
