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.
Bluetooth 5.1 intercom up to 4 riders, universal connection with other brands
Intercom range up to 1.6km (in ideal conditions)
Audio multitasking with advanced noise control
Voice Prompt
HD Speakers
Up to 13hrs of battery life
Smart HJC mobile app required (available free on app store/Google play)
From routine servicing to ECU flashes and suspension setups, our expert technicians treat every ride like it’s race-day ready. Book online in under 60 seconds.
