3D spectacles; Battery chargers; [ Data processing apparatus; ] Headphones; Loud speakers; Loudspeaker cabinets; Measuring rules; Portable media players; [ Rechargers for electric accumulators; ] Smartphones; Time recording apparatus; [ Electric connections and connectors; ] Electric navigational instruments; Video projectors [ ; Wireless controllers to remotely monitor and control the function and status of other electrical, electronic, and mechanical devices or systems, namely, security sys...