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NRR
23dB
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extended coil cord
6 ft
M-7A noise canceling electret microphone
Hybrid wireflex boom assembly, 280 rotating, for perfect microphone placement on left or right side
Dynamic earphone elements
Advanced Undercut Gel Ear Seals for superior comfort
Microphone onoff switchCarbon steel nape-band spring, black finish, rotates for left or right side mic positioning