ISOtunes AIR DEFENDER EN352 Ear Defenders: Comfortable Bluetooth Wireless Hearing Protection with 40 Hour Battery Life

• NOISE ISOLATING HEARING SAFETY: ANSI-certified 24 dB NRR rating to limit hearing damage in loud work environments.
• SAFEMAX TECHNOLOGY: 79 dB volume limiter ensures that your music is always at a safe listening level.
• MAXIMUM COMFORT: 20% lighter than other ISOtunes earmuffs with memory foam ear cushions and headband.
• MASSIVE BATTERY LIFE: With up to 40 hours of battery life, ISOtunes AIR DEFENDER will last all day and all night.
• WIRELESS CONNECTIVITY: listen while you work without the wires using Bluetooth 5.0 technology.

Comfortable, Convenient, Classic. This ultra-comfortable and easy-to-use Bluetooth earmuff is a simple solution for any loud environment . Over 20% lighter than other ISOtunes earmuffs, AIR DEFENDER gives you 40 hours of listening and talk time without any pain or discomfort. Ultra-lightweight Memory foam ear cushions and headband ANSI-certified 24 dB NRR EN352-compliant hearing protection SafeMax Technology limits volume to 79 dB Up to 40 hour battery life IPX4 sweat and water resistance Background noise-reducing microphone for clear calls in loud environments Bluetooth 5.0 Aux input for nonstop listening ISOtunes AIR DEFENDER comes with an Aux In cable and a Micro USB charging cable.