Specifications:

advanced noise cancellation
2-way intercom
universal intercom with a range of up to 400 m
Audio Multitasking™
HD loudspeaker
audio multitasking
Bluetooth:

Bluetooth® 5.1
Control Unit:

Power on/off, call answer/hang up, volume +/-
Main unit:

Long lasting power (up to 22 hours)
Battery unit & PCB unit
Mic Set:

Boom type: Applicable for Modular & JET helmets
Wire type: Applicable for Integral helmets
Compatible with:

RPHA 31
RPHA 71 & RPHA 71 Carbon
RPHA 91 & RPHA 91 Carbon
F71 & F71 Carbon
F31
i71
i91
Contents:

1x Headset main unit
1x Wired boom microphone for modular/open helmets
2x Microphone attachments for wired boom microphone
1x Wired microphone for full-face helmets
1x Velcro fastener for fixing the wired microphone
2x Screws
1x USB charging and data cable (USB-C)
1x Hexagon sockets key