A01M: MASTER Main Unit (1pcs)

A01M: MASTER Main Unit (1pcs)

Master Unit (Waterproof IPX7)

The master device is required when connecting 3 or more students.  This device is added to the main units for group communication over two.  You will need to purchase a head accessory to mount this master unit on.



From the date of purchase, all units come with a 1-year limited warranty.


Maximum distance: *400m-1600m
Operating time: *5h-15h
Stand by time: 700h
Charging time: 2h
Water proof level: IPX7

bluetooth Ver.: 3.0
Profiles: HSP, HFP
Radio authentication: TELEC, CE, FCC

CH1=Intrcall, CH2=Intrcall, CH3=Intrcall

*The distance and operate time will be depends on the number of paired devices.

Comes with:

  • x1 Master Unit
  • x1 Waterproof Case
  • x1 Marine Mount
  • x1 Double Sided Tape
  • x1 Snow Goggle Mount
  • x1 Mic Sponge for Earphone Mic
  • x1 Falling prevention Strap
  • x1 Alcohol prep
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