SMART HJC 2ND GENERATION
Implements an all-in-one design, seamlessly integrated into the helmet structure. This integration ensures a harmonious weight distribution and preserves unimpeded aerodynamic efficiency during your rides. Designed for compatibility with the RPHA 71, RPHA 91, RPHA 31, and i71 helmet models. Co-developed with SENA and tailored specifically for HJC helmets. *All SMART HJC devices are sold separately.