ISOtunes PRO Industrial (No Microphone), Bluetooth Earplug Headphones, 27 dB Noise Reduction Rating, 10 Hour Battery, 79 dB Volume Limit, OSHA Compliant Bluetooth Hearing Protector (Safety Green) General Motors High-end cirum-aural closed-back headphones

High-end cirum-aural closed-back headphones

Wireless Bluetooth headphones with echo-cancelling microphone

Built-in Bluetooth version 4

Designed in stainless steel with a synthetic stone base

Details: Taking the next step from our legendary

ISOtunes PRO Industrial (No Microphone), Bluetooth Earplug Headphones, 27 dB Noise Reduction Rating, 10 Hour Battery, 79 dB Volume Limit, OSHA Compliant Bluetooth Hearing Protector (Safety Green) General Motors High-end cirum-aural closed-back headphonesBrand: ISOtunes Color: Safety Green Features: NO MICROPHONE: Specially designed for use in environments where communication is restricted. If interested in the PRO with full functionality, please see our ISOtunes PRO model in Safety Orange or Matte Black. ANSI certified 27 dB Noise Reduction Rating (NRR) earplug headphones. This Bluetooth hearing protector is made for use in loud environments, or when noise isolation is needed most. 100% OSHA