Bluetooth communication system applicable in just a few seconds to any Peltor hearing protection. Allows you to convert a normal hearing protection in a practical communication system that can be connected via Bluetooth to your phone, to be able to talk comfortably while maintaining a high soundproofing. Microphone with noise canceling system. Up to 8 hours of battery life. Resistant to atmospheric agents (IP54). Easy to operate thanks to the single multi-function button.