The SMART HJC 21B is the 2nd Generation Standard Bluetooth Communication
System model that supports 21B compatible HJC helmets, with structural
interfaces that users can easily mount on HJC helmets. Based on the BT
5.1 low power system, the 21B offers Bluetooth 4-way intercom
functionality, with over 22 hours of talk time.
The enhanced sound provides users with an HD speaker, to enrich mid-to
low-pitched sounds.
Applicable Models:
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RPHA 2nd Gen Series: RPHA 31/ RPHA 71/ RPHA 91
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FULL FACE: i71
Control Unit:
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Powering On/Off, Call answering / Hang-up, Volume +/-, Radio Connect
(FM)
Main Unit:
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Long-lasting Power (Up to 13 Hours)
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Battery Unit & PCB
Mic Set:
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Boom-Type: Applicable for Modular & JET helmets
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Wire Type: Applicable for Full Face helmets
21B Features:
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Bluetooth 5.1
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Advanced noise control
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Intercom 1600m
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Voice prompt
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Universal intercom
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HD speakers
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Audio multi tasking
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4-way intercom
SMART HJC Mobile App:
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Quickly and easily control various functions of the SMART HJC
communication system and also review the Quick Start Guide
