Hjc Smart 21B

Intercom HJC Smart 21B

The HJC helmet brand is proud to present its communication system for its helmets RPHA 31, RPHA 71, RPHA 91 and I71, the Smart 21B.

Based on the low-power BT 5.1 system, the 21B offers 4-way Bluetooth intercom functionality, with over 22 hours of talk time.

The enhanced sound provides users with an HD speaker, to enrich medium to low tones.

The SMART HJC 2nd generation premium Bluetooth communication system models implement an all-in-one design, which is fully integrated with the helmet, allowing you to experience optimal weight balance and aerodynamic performance while riding.

The SMART HJC 21B can be installed on RPHA 71, RPHA 91, RPHA 31, or i71.

Co-developed with SENA and specially designed for HJC helmets.

Control unit:

• Power on/off, call pickup/hookup, volume +/-, radio connection (FM).

Main unit:

• Long life power supply (up to 13 hours).
• Battery unit and PCB unit.

Mic set:

• Boom: Applicable to Modular & JET headsets.
• Wired: Applicable to full face helmets.

Features:

• Bluetooth 5.1.
• Advanced noise control.
• 1600m intercom.
• Universal intercom.
• HD speakers.
• Multi-tasking audio.
• 4-way intercom.

The smartphone app allows you to quickly and easily control the various functions of the SMART HJC communication system and to consult the quick start guide.