ISOtunes LINK 2.0 Bluetooth Earmuffs: Upgraded Wireless Hearing Protection with 50 Hour Battery Life and 25 dB Noise Reduction Rating

MASSIVE BATTERY LIFE: Included rechargeable lithium ion battery provides 50 hours of battery life on a single charge. Optional AAA batteries (3) provide up to 100 hours of battery life (not included) UPGRADED COMFORT: Padded headband insert provides improved comfort. Raised buttons provide easy and convenient controls. NOISE ISOLATING HEARING SAFETY: ANSI-Certified 25 dB noise reduction rating (NRR) to limit hearing damage in loud work environments. SAFEMAX TECHNOLOGY: 85 dB volume limiter ensures that your music is always at a safe listening level. WIRELESS CONNECTIVITY: Listen while you work without the wires using upgraded Bluetooth 5.0 technology. BUILT TO LAST: Durable collapsible design with comfort fit ear pads and IPX4 water resistance. BOX INCLUDES: USB-C charging cable