3M MT7V/1 Peltor MT Series Boom Microphone MT7V/1-(Each)

Noise-cancelling microphone for clear communication in noisy environments
Compatible with most 3M? Peltor? Headsets that have a 3M Product Number starting with MT7 (not compatible with CH-3 headsets)
Microphone includes three adjustment points to fit to a wide range of head sizes
Easily snaps into the rim of the hard hat
Hard hat attachment plates are included for the assembly of a 3M? Peltor? Headset to the hard hat
3M? Peltor? Boom Microphone is included in the NIOSH approvals for 3M? Versaflo? M-300 Series configurations