About The Smart Hjc 21B; Product Features - HJC SMART 21B User Manual

1. ABOUT THE SMART HJC 21B

1.1 Product Features

Bluetooth
Intercom up to 1.6 km (1.0 mi)*
Four-Way Intercom
Audio Multitasking™
Custom Helmet Fit
* in open terrain
5.1
®
SMART HJC 21B 2 Gen Standard Motorcycle Bluetooth
nd
Communication System for HJC Helmets | 5
®