3M PELTOR WS ALERT XP, Black, Helmet Attachment Communication Type_AM/FM Radio Standard Threading: 1-1/8 inch -

Standard Threading: 1-1/8 inch - 18 thread compatible with most mobile antennas

5/8 over 1/4 λ Design - Advanced configuration for optimal performance

Key Benefits:

No problem

Guide arms that connect the earcups to either the headband

3M PELTOR WS ALERT XP, Black, Helmet Attachment Communication Type_AM/FM Radio Standard Threading: 1-1/8 inch -With Bluetooth wireless communication, noise canceling boom microphone, integrated FM Radio and level dependent function for ambient listening, the WS ALERT XP Headset not only helps protect you against hazardous noise but also makes it easy to make phone calls with both hands frees in noisy environments. With Bluetooth wireless communication, noise canceling boom microphone, integrated FM Radio and level dependent function for ambient listening, the