Headgear being protective helmets; headphones; apparatus for recording distance; infrared detectors; lasers, not for medical purposes; loudspeakers; navigation apparatus for vehicles; protective helmets; protective helmets for sports; radar apparatus; rearview cameras for vehicles; reflective safety vests; riding helmets; smart rings; smart glasses; smart watches; sound recording apparatus; wearable video display monitors; Downloadable computer software, namely, software development tools for...