HJC Smart 21B Communication System Single Pack
The SMART HJC 21B is the standard 2nd generation Bluetooth communication system that supports 21B compatible HJC helmets and has structural interfaces that users can easily attach to HJC helmets. Based on the BT 5.1 low-power system, the 21B offers a 4-way Bluetooth intercom function with a talk time of over 22 hours. The enhanced sound provides users with an HD speaker that enriches mid to low tones.
Features:
- The 2nd generation SMART HJC premium Bluetooth communication system models feature an all-in-one design that is fully integrated into the helmet
- Developed together with SENA and tailored specifically for HJC helmets.
- With the smartphone app, you can quickly and easily control various functions of the SMART HJC communication system and also view the Quick Start Guide
Specifications:
- 4-way intercom
- Universal intercom with a range of up to 1.6 Km (on open terrain)
- Audio Multitasking™
- Customized helmet fit
- HD speakers
- Audio Multitasking
Bluetooth:
Control Unit:
- Power on/off, call answer/hang up, volume +/-
Main unit:
- Long lasting power (up to 13 hours)
- Battery unit & PCB unit
Mic Set:
- Boom type: Applicable for Modular & JET helmets
- Wire type: Applicable for Integral helmets
Compatible Helmets
The HJC Smart 21B Communication System by Sena is designed specifically for select HJC helmets with integrated SMART HJC mounting provisions. It delivers a clean, aerodynamic installation and factory-style fit.
Compatible Models
RPHA 72
RPHA 72 Carbon
RPHA 91
RPHA 91 Carbon
RPHA 60
RPHA 31
F71
F71 Carbon
F31
i71
i91
Please Note
The SMART HJC 21B is only compatible with the latest generation of SMART HJC-ready helmets. It is not compatible with older SMART HJC models including:
RPHA 70
RPHA 90S
RPHA 11
i70
i90
i100
For the best performance and fitment, ensure your helmet is one of the compatible models listed above.
