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Smart HJC Sena 50B Bluetooth Communication System

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The SMART HJC 2nd generation premium Bluetooth communication system model implements an all-in-one design, that is fully integrated into the helmet, allowing you to feel the optimal weight balance and aerodynamic performance while riding.

Based on the BT 5.0 low power system, the 50B (based on SENA 50S/50R) features both the MESH intercom and 4-way Bluetooth intercom features. The enhanced sound system properties include audio multi-tasking, sound equalizing, advanced noise-canceling, and more. The SMART HJC 2nd generation also comes equipped with HD speakers to enrich mid-to low-pitched sounds.


  • Bluetooth 5.0
  • Long-lasting Power (Up to 13 Hours)
  • Mesh intercom (Open/Group)
  • Audio multitasking
  • HD Speakers
  • Digital assistant access
  • 9 way intercom
  • FM radio
  • Intercom 1600mm
  • Remote control
  • Multi-language voice command
  • Advanced noise control
  • Customized for HJC helmets
  • Music sharing
  • Includes BOTH mic sets: Boom-Type: Applicable for Modular & JET helmets and Wire Type: Applicable for Full Face helmets.

Designed to integrate with the following helmets:

  • HJC RPHA 31 Helmets
  • HJC RPHA 71 Helmets
  • HJC RPHA 91 Helmets
  • HJC i71 Helmets
  • HJC i91 Helmets
  • HJC F71 Helmets